The two negative angles are -5π/3 and -11π/3, and the three positive angles are 7π/3, 13π/3, and 19π/3.
To find two negative and three positive angles, expressed in radians, for which the point 1 13 the unit circle that correspond to each angle is (1/2, v3/2), we can use the following steps:
Step 1: Determine the reference angle for the given point. The reference angle is the angle formed by the positive x-axis and the terminal side of the angle. In this case, the reference angle is 60 degrees, or π/3 radians.
Step 2: Find the positive angles by adding or subtracting multiples of 2π to the reference angle. The positive angles are:
π/3 + 2π = 7π/3
π/3 + 4π = 13π/3
π/3 + 6π = 19π/3
Step 3: Find the negative angles by subtracting multiples of 2π from the reference angle. The negative angles are:
π/3 - 2π = -5π/3
π/3 - 4π = -11π/3
Hence, the solutions consist of two negative angles (-5π/3 and -11π/3) and three positive angles (7π/3, 13π/3, and 19π/3).
To know more about negative angles refer here:
https://brainly.com/question/13529952#
#SPJ11
The double number line shows that it takes 14 kilograms of apples to make 4 apple pies.
the double number line that shows the other values of pies and apples.
Choose 1 answer:
The double number line shows that the relationship between the number of apple pies and the kilograms of apples used is proportional, with 3.5 kg of apples needed per pie.
Based on the given information, a double number line can be created to represent the relationship between the number of apple pies and the kilograms of apples used.
Since 14 kilograms of apples make 4 apple pies, we can calculate the amount of apples needed per pie by dividing 14 by 4:
14 kg / 4 pies = 3.5 kg/pie
Using this value, we can create a double number line:
Apple Pies: 1 | 2 | 3 | 4 | 5 | 6 | ...
Apples (kg): 3.5 | 7 | 10.5 | 14 | 17.5 | 21 | ...
So, the double number line shows that the relationship between the number of apple pies and the kilograms of apples used is proportional, with 3.5 kg of apples needed per pie.
Visit here to learn more about kilograms brainly.com/question/29761698
#SPJ11
3b multiply by 11ab
Answer:
33 if you need to find the second number it is 8
Step-by-step explanation:
Answer:
33b²a
Step-by-step explanation:
3·b·11·a·b
33·b²·a
33b²a
Find the measure of angle C.
B (110°
30°
A
Explanation is in the file
tinyurl.com/wpazsebu
PLS HELP ILL MARK BRAINLIEST PLEASE
Answer:
250 cm
Step-by-step explanation:
volume=length*width*height
v=10*5*5
v=250
Can the distributive property be used to rewrite 6(9 - 4) ?
Answer:
yes distribute . . .
Step-by-step explanation:
the 6 to the 9 and the 4
6(9) - 6(4)=30
Please help I am very stuck
A. 40
B. 40
C. both companies' means are equal so it does not matter which one you choose
help asap
\(i \: dont \: understant\)
please help
Answer:
The answer is 5.8 kmStep-by-step explanation:
Since the triangle is a right angled triangle we can use Pythagoras theorem to find the missing side c
Using Pythagoras theorem we have
c² = b² + a²
where
c is the hypotenuse
So we have
\( {c}^{2} = {5}^{2} + {3}^{2} \\ c = \sqrt{ {5}^{2} + {3}^{2} } \\ c = \sqrt{ 25 + 9} \\ c = \sqrt{34} \: \: \: \: \: \: \: \: \\ = 5.83095189...\)
We have the final answer as
5.8 km to the nearest tenthHope this helps you
Completely factor the polynomial. 12x2 2x - 4 2(3 x 2)(2 x - 1) (3 x 2)(4 x - 2) 2(6 x2 2 x - 1) (6 x 4)(2 x - 1)
The completely factored form of the polynomial is :\(\(12x^2 + 2x - 4 = 2(2x + 4)(3x - 1)\)\)
To completely factor the polynomial \(\(12x^2 + 2x - 4\)\), we need to find expressions that can be multiplied together to obtain the given polynomial.
First, we can look for common factors. In this case, all the coefficients are divisible by 2, so we can factor out a 2:
\(\(2(6x^2 + x - 2)\)\)
Now, we focus on factoring the quadratic expression \(\(6x^2 + x - 2\)\). We need to find two binomials that, when multiplied, give us this quadratic.
To factor \(\(6x^2 + x - 2\)\), we look for two numbers whose product is equal to \(\(6 \times -2 = -12\)\) and whose sum is equal to the coefficient of the middle term, which is 1.
After trying different combinations, we find that the numbers 4 and -3 satisfy these conditions:
\(\(6x^2 + x - 2 = (2x + 4)(3x - 1)\)\)
Putting it all together, the completely factored form of the polynomial is:
\(\(12x^2 + 2x - 4 = 2(2x + 4)(3x - 1)\)\)
To know more about polynomial visit -
brainly.com/question/32838567
#SPJ11
Please help. what is an equation of the line best fit. This is urgent
a. The line of the best fit is ŷ = -8.55485X + 118.39451.
b. The value of the correlation coefficient is -0.8619.
What is the line of best fit?A straight line that minimizes the gap between it and certain data is called a line of best fit. In a scatter plot containing several data points, a relationship is expressed using the line of best fit. It is a result of regression analysis and a tool for forecasting indicators and price changes.
Sum of X = 117.4
Sum of Y = 298
Mean X = 10.6727
Mean Y = 27.0909
The sum of squares (SSX) = 0.8618
The sum of products (SP) = -7.3727
Regression Equation = ŷ = bX + a
b = SP/SSX = -7.37/0.86 = -8.55485
a = MY - bMX = 27.09 - (-8.55*10.67) = 118.39451
ŷ = -8.55485X + 118.39451
X Values
∑ = 117.4
Mean = 10.673
∑(X - Mx)² = SSx = 0.862
Y Values
∑ = 298
Mean = 27.091
∑(Y - My)² = SSy = 84.909
X and Y Combined
N = 11
∑(X - Mx)(Y - My) = -7.373
R Calculation
r = ∑((X - My)(Y - Mx)) / √((SSx)(SSy))
r = -7.373 / √((0.862)(84.909)) = -0.8619
Therefore, the line of the best fit is ŷ = -8.55485X + 118.39451
To learn more about the line of the best fit;
https://brainly.com/question/14279419
#SPJ1
During a game of online hearts, three cards are dealt, one at a time without replacement, from a shuffled, ordinary deck of cards. Find these probabilities rounded to six decimal places:
(a) All are aces:
(b) All are black cards:
(c) All are spades:
The probability
a) All three cards are aces is: P(all three cards are aces) = 4/22,100 ≈ 0.000181
b) All three cards are black is: P(all three cards are black) = 2,600/22,100 ≈ 0.117647
c) all three cards are spades is: P(all three cards are spades) = 286/22,100 ≈ 0.012959
(a) To find the probability that all three cards are aces, we need to divide the number of ways in which we can select three aces by the total number of ways to select any three cards from the deck. There are 4 aces in the deck, so the number of ways to select three aces is given by:
C(4,3) = 4
where C(n,r) denotes the number of combinations of r objects chosen from a set of n distinct objects.
The total number of ways to select any three cards is given by:
C(52,3) = (52 * 51 * 50) / (3 * 2 * 1) = 22,100
Therefore, the probability that all three cards are aces is:
P(all three cards are aces) = 4/22,100 ≈ 0.000181
(b) To find the probability that all three cards are black, we need to divide the number of ways in which we can select three black cards by the total number of ways to select any three cards from the deck. There are 26 black cards in the deck (13 clubs and 13 spades), so the number of ways to select three black cards is given by:
C(26,3) = (26 * 25 * 24) / (3 * 2 * 1) = 2,600
Therefore, the probability that all three cards are black is:
P(all three cards are black) = 2,600/22,100 ≈ 0.117647
(c) To find the probability that all three cards are spades, we need to divide the number of ways in which we can select three spades by the total number of ways to select any three cards from the deck. There are 13 spades in the deck, so the number of ways to select three spades is given by:
C(13,3) = (13 * 12 * 11) / (3 * 2 * 1) = 286
Therefore, the probability that all three cards are spades is:
P(all three cards are spades) = 286/22,100 ≈ 0.012959
Learn more about probability here:
https://brainly.com/question/32117953
#SPJ11
1 Write down: 1.1.1 The factors of 18
Answer:
1 2 3 6 9 and 18
Step-by-step explanation:
the 111 factors of 18 is 1 2 3 6 9 ang 18
Graph the line −2x + 3y = 12
use the following normal-form game to answer the questions below. suppose the players do not know exactly how many times this game will be repeated. what is the maximum level of probability of the game ending that would make collusion more profitable than cheating? g
If the player do not know exactly how many times the game will be repeated the maximum level of probability can be predicted through Nash equilibria.
The concept, Nash equilibrium in game theory where the optimal outcome is when there is no incentive for players to deviate from their initial strategy. The players have knowledge of their opponent’s strategy and still will not deviate from their initial chosen strategies because it remains the optimal strategy for each player. Overall, an individual can receive no incremental benefit from changing actions, assuming that other players remain constant in their strategies. A game may have multiple Nash equilibria or none at all. The Nash equilibrium is a decision making theorem within game theory that states a player can achieve the desired outcome by not deviating from their initial strategy.
To learn more about Nash equilibria please visit:
https://brainly.com/question/17515037
#SPJ4
7+5-3*2(6*7)/4
• convert the above specified infix expression into
postfix expression
• Evaluate the resulted postfix expression
• convert the specified infix expression into prefix
expres
The postfix expression of "7+5-3*2(6*7)/4" is "7 5 + 3 2 * 6 7 * 2 * - 4 /". Evaluating the postfix expression gives the result of the expression. The prefix expression for the given infix expression is "/ - + 7 5 * 3 * 2 ( * 6 7 ) 4".
To convert the infix expression "7+5-3*2(6*7)/4" into postfix expression, we follow the rules of operator precedence and associativity. The postfix expression is obtained by placing operators after their operands.
The postfix expression for the given infix expression is:
"7 5 + 3 2 * 6 7 * 2 * - 4 /"
To evaluate the postfix expression, we use a stack data structure. We scan the postfix expression from left to right and perform the corresponding operations.
Starting with an empty stack, we encounter the operands "7" and "5". We push them onto the stack. Then we encounter the operator "+", so we pop the last two operands from the stack (5 and 7), perform the addition operation (7 + 5 = 12), and push the result back onto the stack.
We continue this process for the remaining operators and operands in the postfix expression. Finally, after evaluating the entire expression, the result left on the stack is the final answer.
To convert the infix expression into prefix expression, we follow similar rules but scan the expression from right to left. The prefix expression is obtained by placing operators before their operands.
The prefix expression for the given infix expression is:
"/ - + 7 5 * 3 * 2 ( * 6 7 ) 4"
Learn more about postfix expression here:
brainly.com/question/31871531
#SPJ11
which of the following is an example of an independent agency? u.s. department of treasury department of agriculture securities and exchange commission the environmental protection agency
Of the following, examples of an independent agency is securities and exchange commission.
Independent agencies are agencies of the United States federal government that exist outside the federal executive departments and the Executive Office of the President. The term refers to independent agencies that are considered part of the executive branch but have regulatory or rulemaking authority assigned by the Congress and are separated from presidential control as the president's power to dismiss the agency head or a member is limited. The Securities and Exchange Commission (SEC) is an independent agency which was established to protect investors who buy stocks and bonds with the powers to prevent or punish fraud in the sale of securities and is authorized to regulate stock exchanges.
Learn more about Independent agency:
https://brainly.com/question/13245018
#SPJ4
Simplify the expression.
8k - 2(4 - 3k)
Answer:
14k-8
Step-by-step explanation:
8k - 2(4-3k)
distributive property
8k - 8 + 6k
add like terms
8k + 6k -8
14k - 8
14k - 8
If anyone will look for the value of k, k is 4/7 btw but the answer to simplify the expression would be 14k-8.
Answer
14k-8
Step-by-step explanation:
combine like terms
Find the measure of interior angle C of hexagon OCEANS in which the
measure of the interior angles are:
O: 3x + 15, C: 2x + 30, E: 5x + 10, A: 2x + 55, N: 2x + 60, and S: x - 35.
Answer:
The measure of the interior angle C is \(108^{o}\).
Step-by-step explanation:
Sum of angles in a polygon = (n - 2) x 180
where n is the number of sides of the polygon.
For a hexagon, n = 6. So that;
Sum of angles in a hexagon = (6 - 2) x 180
= 4 x 180
= \(720^{o}\)
Sum of angles in a hexagon = \(720^{o}\)
⇒ 3x + 15 + 2x + 30 + 5x + 10 + 2x + 55 + 2x + 60 + x - 35 = \(720^{o}\)
15x + 135 = \(720^{o}\)
15x = \(720^{o}\) - 135
15x = 585
x = \(\frac{585}{15}\)
= \(39^{o}\)
But,
C = 2x + 30
= 2(39) + 30
= 78 + 30
= \(108^{o}\)
The measure of the interior angle C is \(108^{o}\).
Point P is in the interior of ∠OZQ. If m∠OZQ = 125 and m∠OZP = 62, what is m∠PZQ?
Answer:
63°Step-by-step explanation:
If point P is in the interior of ∠OZQ, then ∠OZQ = ∠OZP+∠PZQ. Given m∠OZQ = 125 and m∠OZP = 62, to get m∠PZQ, we will substitute the value of the angles given into the expression above as shown;
∠OZQ = ∠OZP+∠PZQ.
125 = 62 + ∠PZQ.
subtract 62 from both sides;
125 - 62 = 62 + ∠PZQ -62
63 = ∠PZQ
Hence the angle m∠PZQ is 63°
Shannon ran the race slower than Patti but faster than Phan. What might her time be?
Phan: 7.7
Daniel: 7.44
Patti: 7.1
Ida: 7.501
Maisha: 7.01
Ali: 7.941
Manuel: 7.332
Since she was slower than Patti but faster than Phan, the compound inequality that models her time t is:
\(7.1 < t < 7.7\)
An inequality is said to be compounded if it includes two terms, for example:\(a < x < b\)
Which has the following interpretation: x is more than a and x is less than b.In this problem:
Shannon is slower than Patti, hence her time is greater than 7.1.She is also faster than Phan, hence her time is less than 7.7.Then, the inequality is:
\(7.1 < t < 7.7\)
A similar problem is given at https://brainly.com/question/24528399
Austin keeps a right conical basin for the birds in his garden as represented in the diagram. The basin is 40 centimeters deep, and the angle between the sloping sides is 77°. What is the shortest distance between the tip of the cone and its rim?
177.8 centimeters.
What is the formula for cos θ?The symbol for it is Cosθ, and it has the following form: adjacent/hypotenuse = cosθ. In other words, it divides the length of the hypotenuse by the length of the neighboring side, which is the side next to the angle (the longest side of a right triangle).When working with right-angled triangles, the Cos Theta Formula is particularly helpful. The Cosine of an angle in a right triangle is always equal to the hypotenuse's length divided by the length of the neighboring side. This makes it an excellent tool for resolving Cosine-related issues.The shortest distance between the tip of the cone and its rim:
cos θ= base/Hypotenuse
cos 77°=\(\frac{40}{H}\)
\(0.22495=\frac{40}{H}\)
\(H=177.8\)
To learn more about cos θ, refer to
https://brainly.com/question/21867305
#SPJ
The shortest distance between the tip of the cone and its rim exits 51.11cm.
What is the shortest distance between the tip of the cone and its rim?If you draw a line along the middle of the cone, you'd finish up with two right triangles and the line even bisects the angle between the sloping sides. The shortest distance between the tip of the cone and its rim exists in the hypotenuse of a right triangle with one angle calculating 38.5°. So, utilizing trigonometry and allowing x as the measurement of the shortest distance between the tip of the cone and its rim.
Cos 38.5 = 40 / x
Solving the value of x, we get
Multiply both sides by x
\($\cos \left(38.5^{\circ}\right) x=\frac{40}{x} x\)
\($\cos \left(38.5^{\circ}\right) x=40\)
Divide both sides by \($\cos \left(38.5^{\circ}\right)$\)
\($\frac{\cos \left(38.5^{\circ}\right) x}{\cos \left(38.5^{\circ}\right)}=\frac{40}{\cos \left(38.5^{\circ}\right)}\)
simplifying the above equation, we get
\($x=\frac{40}{\cos \left(38.5^{\circ}\right)}\)
x = 51.11cm
The shortest distance between the tip of the cone and its rim exits 51.11cm.
To learn more about right triangles refer to:
https://brainly.com/question/12111621
#SPJ9
y−t/x=m Solve for 'y'.
Answer:
y = m(x) + t
Step-by-step explanation:
Pretty sure this is the right answer...
Hope this helps! :D
Help!!!
a $52 item is marked up 10% and then markdown 10% what is the final price
Answer: $51.48
Step-by-step explanation:
If a $52 item is marked up by 10%, its new price will be:
$52 + 10% of $52 = $52 + $5.20 = $57.20
Then, if this new price is marked down by 10%, the final price will be:
$57.20 - 10% of $57.20 = $57.20 - $5.72 = $51.48
Therefore, the final price of the item after the markup and markdown is $51.48.
This problem illustrates the logic involved in solving a quadratic equation by completing the square. (This particular equation can also be factored, but it's been chosen so as to keep the arithmetic simple.)
Enter (without the quotation marks) ==> if the left equation implies the right, "< if the right equation implies the left, <> if either equation implies the other, and "><" if neither equation implies the other.
x^2+2x-8=0<««> x²+2x+1=9. (add 9 on both sides).
x^2+2x+1=9c (x+1)= 9. (Apply the binomial formula x²+2ax+a²= (x+a), with a = 1, on both sides.)
x²+2x+1=9 x x+13. (one possibility).
x²+2x+1=9 c x+1=-3. (the other possibility).
Thus the solutions of x+2x-8=0 are x=-4 and x = 2.
The equation x^2 + 2x - 8 = 0 implies the equation x^2 + 2x + 1 = 9, and vice versa.
To solve the quadratic equation x^2 + 2x - 8 = 0, we can use the method of completing the square. Adding 9 to both sides of the equation, we get x^2 + 2x + 1 = 9. This step allows us to create a perfect square trinomial on the left side.
Next, we can rewrite the left side of the equation as (x + 1)^2 = 9, applying the binomial formula (x + a)^2 = x^2 + 2ax + a^2. In this case, we choose a = 1.
Taking the square root of both sides, we have x + 1 = ±√9, which simplifies to x + 1 = ±3. By solving for x, we find two possibilities: x = 2 and x = -4.
Therefore, the solutions to the quadratic equation x^2 + 2x - 8 = 0 are x = -4 and x = 2.
In summary, the equation x^2 + 2x - 8 = 0 implies the equation x^2 + 2x + 1 = 9, and the solutions to the original equation are x = -4 and x = 2. By completing the square, we transformed the given quadratic equation into an equivalent form that allowed us to find the solutions accurately.
Learn more about equation here
https://brainly.com/question/17145398
#SPJ11
. A middle school teacher conducted a survey of the 8th grade class and found that 43 students were athletes and 19 of those students drink soda. There were 33 students that were not athletes, but drank soda. Last, they found that 22 students were not athletes and did not drink soda. Given this information, how many students don't drink soda
There are 46 students don't drink soda.
Let's use a Venn diagram to represent the information given in the problem:
Athletes
/ \
/ \
Soda / \ No Soda
/ \
/ \
/ \
----------------------------------------------
| |
| |
| |
Drink No Drink
| |
| |
| |
----------------------------------------------
| |
| |
| |
19 24
| |
| |
|
----------------------------------------------
| |
| |
| |
33 10
| |
| |
| |
----------------------------------------------
| |
| |
| |
24 22
| |
| |
| |
----------------------------------------------
The diagram, we can see that there are 24 students who drink soda and are athletes, 19 who drink soda but are not athletes, 33 who are not athletes but drink soda, and 22 who are neither athletes nor soda drinkers.
The number of students do not drink soda, we need to add the number of students who are athletes but do not drink soda to the number of students who are neither athletes nor soda drinkers:
Number of students who don't drink soda
= Number of athletes who don't drink soda + Number of students who are neither athletes nor soda drinkers
Number of athletes who don't drink soda = Total number of athletes - Number of athletes who drink soda = 43 - 19 = 24
Number of students who are neither athletes nor soda drinkers = 22
The number of students who don't drink soda is:
Number of students who don't drink soda = 24 + 22 = 46.
For similar questions on Student
https://brainly.com/question/28521601
#SPJ11
A pair of gamma rays emitted from the same annihilation event collide with sensors, but their collisions occur 0.33 nanoseconds apart. What is the minimum distance the annihilation could have occurred from the center of the machine
The minimum distance the annihilation event could have occurred from the center of the machine is approximately 98.94 nanometers.
To determine the minimum distance the annihilation event could have occurred from the center of the machine, we can use the speed of light as a constant and the time difference between the collisions of the gamma rays.
The speed of light in a vacuum is approximately 299,792,458 meters per second (m/s).
Since the time difference between the collisions of the gamma rays is given as 0.33 nanoseconds, we need to convert this time to seconds. One nanosecond is equal to 1 × 10⁻⁹seconds.
0.33 nanoseconds is equal to 0.33 × 10⁻⁹ seconds.
Now, we can calculate the minimum distance using the equation:
Distance = Speed of light × Time
Distance = 299,792,458 m/s × 0.33 × 10⁻⁹ seconds
Distance ≈ 98.94 nanometers
learn more about Distance here:
https://brainly.com/question/30289275
#SPJ4
Can anyone help me with this proportion ,please?? I'm having a really hard time trying to solve it
'The ratio of the weight of an object on Jupiter to its weight on Earth is 8 to 3. How much would a 120 pound person weight on Jupiter?'
Answer:
320 pound
Step-by-step explanation:
Ratio is decently easy after u understand the concept
So... This is what the question gave
Jupitar : earth
8 : 3
In other words, if u weigh 8 pound on Jupitar, u would weigh 3 pounds on earth
Therefore now they say on earth, the person weighs 120 pound, so let's just put in this value
Jupitar : earth
8 : 3
? : 120
Now its called ratio bcuz the increase at the same pace
So now look at the earth part, u got to find out how did 3 become 120, so just divide them
120/3 = 40 , so 3 x 40 = 120
So if they multiplied the right ( earth) by 40, u do the exact same on the left ( Jupitar)
8 x 40 = 320
Thats your answer my friend
state the domain and range for the following relation. then determine whether the relation represents a function.
The domain and range need to be determined for a given relation, and it will be determined whether the relation represents a function.
To determine the domain and range of a relation, we need to examine the set of inputs (domain) and the set of corresponding outputs (range). The domain is the set of all possible input values for which the relation is defined, while the range is the set of all possible output values that result from the given inputs.
In the context of determining whether the relation represents a function, we need to ensure that each input value from the domain corresponds to a unique output value. If there is any input value that produces multiple output values, the relation is not a function.
To determine the domain, we examine the set of all valid input values. This can be based on restrictions or limitations stated in the problem or the nature of the relation itself. The range, on the other hand, is determined by observing the set of all output values that result from the given inputs.
Once the domain and range are determined, we can check if each input in the domain corresponds to a unique output in the range. If every input has a unique output, the relation represents a function. If there is any input that maps to multiple outputs, the relation does not represent a function.
To know more about function refer here:
https://brainly.com/question/17440903
#SPJ11
Let us call 2 Turing machines related if there
is an input w on which both halt (after finitely many steps). Let h(M )
be the set of inputs on which the TM M halts.
(a) Show that the problem
RELATED = {〈M1, M2〉 | h(M1) ∩ h(M2) 6= ∅}
is Turing recognizable.
(b) Assume, you know that the halting problem H is undecidable.
Show that the problem
RELATED = {〈M1, M2〉 | h(M1) ∩ h(M2) 6= ∅}
is undecidable. Show this result by defining an appropriate map-
ping reduction f . You may use the function g of the previous
problem to define f .
(c) The function f defined above is a mapping reduction from A to
B. What are A and B?
(a) To show that the problem RELATED = {〈M1, M2〉 | h(M1) ∩ h(M2) 6= ∅} is Turing recognizable, we need to construct a Turing machine that recognizes this language.
We can design a Turing machine T that takes as input the description of two Turing machines, M1 and M2. T simulates the computation of both M1 and M2 on all possible inputs in parallel. If it finds an input w on which both M1 and M2 halt, it accepts the input 〈M1, M2〉; otherwise, it continues simulating indefinitely.
Since the computation of T will eventually halt and accept if 〈M1, M2〉 is in RELATED, and it may run indefinitely if 〈M1, M2〉 is not in RELATED, the language RELATED is Turing recognizable.
(b) To show that the problem RELATED is undecidable, we can reduce the halting problem H to RELATED. We assume that H is undecidable, which means there is no Turing machine that can decide whether an arbitrary Turing machine halts on a given input.
We define a mapping reduction f from H to RELATED as follows:
Given an input 〈M, w〉 for the halting problem H, we construct an input 〈M', M〉 for the RELATED problem, where M' is a new Turing machine defined as follows:
M' = "On input x:
Simulate M on w.
If M halts on w, accept."
We can see that if M halts on w, then M' halts on all inputs, and therefore, h(M') is the set of all possible inputs. If M does not halt on w, then M' does not halt on any input. Thus, h(M') = ∅.
Now, we can see that 〈M, w〉 is in H if and only if 〈M', M〉 is in RELATED, as the intersection of h(M') and h(M) is non-empty if and only if M halts on w.
Therefore, by constructing the mapping reduction f from H to RELATED, we have shown that if RELATED were decidable, then H would also be decidable, which contradicts the assumption that H is undecidable. Hence, RELATED is undecidable.
(c) In this context, A represents the halting problem H, which is the problem of determining whether a Turing machine halts on a given input. B represents the problem RELATED, which is the problem of determining whether two Turing machines have a non-empty intersection in terms of the inputs on which they halt.
To know more about mapping, visit;
https://brainly.com/question/5282561
#SPJ11
what is the solution of 3+ x-2/x-3 ≤ 4
im positive the answer is x<3
I need help with 19, 20, 21, and 22 please
We can calculate the line equation with two points the following manner:
\(\begin{gathered} P_1=(x_1,y_1),P_2=(x_2,y_2) \\ \text{The slope m is:} \\ m=\frac{y_2-y_1}{x_2-x_1} \\ \text{And the line equation in the point-slope equation is:} \\ y-y_1=m\cdot(x-x_1) \end{gathered}\)For problem 19, we have:
\(\begin{gathered} P_1=(2,-2),P_2=(5,7) \\ The\text{ slope is:} \\ m=\frac{7-(-2)}{5-2}=\frac{7+2}{3}=\frac{9}{3}=3 \\ \text{The point-slope form is:} \\ y-(-2)=3\cdot(x-2) \\ y+2=3(x-2) \end{gathered}\)For problem 20, we have:
\(\begin{gathered} P_1=(6,4),P_2=(2,1) \\ \text{The slope is:} \\ m=\frac{1-4}{2-6}=\frac{(-3)}{(-4)}=\frac{3}{4} \\ \text{The point-slope form is:} \\ y-4=\frac{3}{4}(x-6) \end{gathered}\)For problem 21 and 22, we have to graph the equations, to do that we need to find two points on the line.
For problem 21, we can choose x = 2 and x = 3 and found the respective y-value:
\(\begin{gathered} \text{The equation is:} \\ y-1=2(x-4) \\ \text{For x = 2,} \\ y-1=2(2-4)=2\cdot(-2)=-4 \\ y=-4+1=-3 \\ So,\text{ the first point is (2, -3)} \\ \text{For x = 3,} \\ y-1=2(3-4)=2\cdot(-1)=-2 \\ y=-2+1=-1 \\ So,\text{ the second point is (3, -1)} \end{gathered}\)With the points (2, -3) and (3, -1) we can graph the line: