Answer:
6x +12
Step-by-step explanation:
ASAP can someone help me with this will mark you brainliest
Answer:
C
Step-by-step explanation:
hope this helps!
For each proof, you must include (i.e., write) the premises in that proof. I do not want to see any proofs without premises. YOU CANNOT USE CONDITIONAL PROOF (CP), INDIRECT PROOF (IP), OR ASSUMED PREMISES (AP). Additionally, use only the 18 rules of inference found in the text and in the notes. If you use an inference rule such as Resolution or Contradiction, you will lose points. 1. 1. C ---> (~D ---> ~X)2. C3. X /D (Note: /D means you have to prove that D validly follows from the premises.)_________________________________________________________________2. 1. A ---> ~B2. B3. ~A ---> (C v ~ B) /C____________________________________________________________________3. 1. A ---> ~D2. ~D ---> (~B v ~~A)3. A4. B /~~A___________________________________________________________________Note:you don't need to use DN and when you have iterated negation signs, do not use parentheses.~~A does not need parentheses.
B is true, so we can conclude ~~A by disjunctive syllogism.
This proof is based on the inference rules you provided.
D Proof: Premises:
C ---> (~D ---> ~X)
The Modus Ponens Rule was used.
Finally, X /D
Explanation: Using Modus Ponens, we can conclude that D ---> X from premises 1 and 2.
Because premise 2 is true, we can conclude X via modus tollens.
We can conclude that D must be false because X is true.
Evidence for C:
Conditions: A ---> B B
Modus Tollens is the rule that was used.
Finally, C / A
Explanation: Using Modus Tollens, we can conclude from premises 1 and 2 that A.
Because A is false in premise 1, we can conclude that B is true.
Because premise 2 is true, we can conclude C using disjunctive syllogism.
Proof for ~~A:
Premises:
A ---> ~D
~D ---> (~B v ~~A)
A
B
Rule used: Modus Ponens
Conclusion:
~~A /B
Explanation:
From premise 1 and 3, using Modus Ponens, we can conclude that ~D.
From premise 2 and ~D, using Modus Ponens, we can conclude that ~B v ~~A.
From premise 4, B is true, so we can conclude ~~A by disjunctive syllogism.
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please help me with this please i need the amswers for today,
The coordinates of each points are:
A = (-0.5, -5)
B = (0.8, -1.8)
C = (-2.6, -2.2)
D = (-1.5, -8.9)
E = (2.5, -6.5)
F = (-1.5, 3.1)
G = (-2.4, 4.1)
H = (1.5, 3)
I = (2.7, 1.5)
J = (-1.5, 0)
K = (-6.5, 0)
We have,
The coordinates of each point are in an ordered form.
i.e
(x, y)
x is the x-axis value.
y is the y-axis value.
Thus,
A = (-0.5, -5)
B = (0.8, -1.8)
C = (-2.6, -2.2)
D = (-1.5, -8.9)
E = (2.5, -6.5)
F = (-1.5, 3.1)
G = (-2.4, 4.1)
H = (1.5, 3)
I = (2.7, 1.5)
J = (-1.5, 0)
K = (-6.5, 0)
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What would the answer be?
The length of the arc CD is 14.13 centimeters.
How to find the length of CD?Remember that for an arc defined by an angle a in a circle of radius R, the length of the arc is given by:
L = (a/360°)*2*pi*R
Where pi = 3.14
Here the angle is a = 45°
And R = 18cm, so we can replace that in the formula above to find the length.
L = (45°/360°)*2*3.14*18cm = 14.13cm
That is the length of the arc CD.
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It’s takes an aero plane 3.2 hours to fly from Mumbai to Seoul. It takes the same aero plane 1 1/3 hours to fly from Seoul to Tokyo. How many hours does it take the aero plane to travel from Mumbai to Tokyo if it flies through Seoul?
To find the total time it takes for the airplane to travel from Mumbai to Tokyo via Seoul, we need to add the time taken for the Mumbai-Seoul leg and the Seoul-Tokyo leg.
The airplane takes 3.2 hours to fly from Mumbai to Seoul.
The airplane takes 1 1/3 hours to fly from Seoul to Tokyo, which is equivalent to 1.33 hours.
To find the total time, we add the two durations:
3.2 hours + 1.33 hours = 4.53 hours
Therefore, it takes approximately 4.53 hours for the airplane to travel from Mumbai to Tokyo if it flies through Seoul.
what's the pattern of 160,80,40,20,10
You pick a marble, roll a die, and pick a card. How many outcomes are possible?
The total number of possible outcomes is given by the expression 6n × 52, where n represents the number of marbles to choose from.
How to determine How many outcomes are possibleTo determine the number of possible outcomes, we need to consider the number of outcomes for each event and then multiply them together.
1. Picking a marble: Let's assume there are n marbles to choose from. If there are n marbles, then the number of outcomes for this event is n.
2. Rolling a die: A standard die has 6 sides numbered 1 to 6. Therefore, the number of outcomes for this event is 6.
3. Picking a card: A standard deck of cards has 52 cards. Hence, the number of outcomes for this event is 52.
To find the total number of possible outcomes, we multiply the number of outcomes for each event together:
Total number of outcomes = (number of outcomes for picking a marble) × (number of outcomes for rolling a die) × (number of outcomes for picking a card)
Total number of outcomes = n × 6 × 52
Therefore, the total number of possible outcomes is given by the expression 6n × 52, where n represents the number of marbles to choose from.
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One find the surface area of the rectangular prism
Two find the surface area of the rectangular pyramid
Three find the surface area of the cube
The surface areas are 110 in², 87.6 mm² and 49 m².
Given that are solid figure, we need to find the surface area of them,
1) Triangular prism = perimeter × length + 2 × base area
= (5 + 5 + 6) × 5 + 2(3×5) = 110 in²
2) Triangular pyramid = base area + perimeter × slant height / 2
= 1/2 × 5.2 × 6 + 3 × 6 × 8/2
= 87.6 mm²
3) Cube = 4side²
= 4 × (3 1/2)²
= 4 × 3.5²
= 49 m²
Hence the surface areas are 110 in², 87.6 mm² and 49 m².
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Expand and simplify (2x - 1)(x + 3)(x - 5)
Answer:
2x^3-5x^2-28x+15 -------------------------expanded
2x^3-5x^2-28x+15--------------------simplified
Step-by-step explanation:
\left(2x-1\right)\left(x+3\right)\left(x-5\right)
=2x^2x+2x^2\left(-5\right)+5xx+5x\left(-5\right)-3x-3\left(-5\right)
simplyfied
\left(2x^2+5x-3\right)\left(x-5\right)
=2x^2x+2x^2\left(-5\right)+5xx+5x\left(-5\right)-3x-3\left(-5\right)
=2x^3-5x^2-28x+15
Please help me I need help with this as quick as possible my dad is right next to me...
Answer:
there isnt a question... what do you need help with?
Answer:
.-. >_>
Step-by-step explanation:
Marques bought three candy bars and four cheeseburgers
Are quadrilaterals ABCD and EFGH similar?
Yes, quadrilaterals ABCD and EFGH are similar because a translation of (x + 1, y + 3) and a dilation by the scale factor of 3 from point D′ map quadrilateral ABCD onto EFGH.
What are quadrilaterals?The properties of quadrilaterals are;
Number of sides is equal to fourNumber of vertices is equal to fourNumber of diagonals is twoSum of all interior angles is equal to 360 degreesFrom the information given, we can see that;
ABCD and EFGH are similar because a translation of (x + 1, y + 3) and a dilation by the scale factor of 3
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how do you multiply a fraction with a mixed number
Answer: Covert the mixed number to an improper fraction for them to be too simple fractions and multiply them.
Step-by-step explanation:
By multiply fraction by a mixed fraction you will have to rewrite the mixed number as an improper fraction.
For example ,
1 1/2 is a mixed fraction. If you convert it to improper fraction, you will get 3/2 then you multiply.
Which expressions are equivalent to the perimeter of the shape? How do you know?
a. x + 3 + 3x + 1
b. 2x + 4 + x
c. 4x + 4
d. 2x + 2 + 2x + 2
The expressions are equivalent to the perimeter of the shape is c. 4x + 4
What is perimeter?The perimeter of a form is the space surrounding its edge. Find the perimeter of various forms by summing the lengths of their sides.
Perimeter of the rectangle = 2(length+width)
Given the paramters are;
length = x + 1
W = x + 1
Perimeter of the shape= x+1+1+x+x+1+x+1
Perimeter = x+1+1+x+x+1+x+1
= 4x + 4
This is the expression equivalent to the perimeter of the shape
The answer is c.
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Four less than the product of a number (x)
and 5 is equal to 8 more than 2 added to
3 times the number. Which of these equa-
tions could be used to find the value of x?
Answer: The equation used to find the value of x is 5x - 4 = 3x + 10. The value of x is determined to be 7.
Step-by-step explanation:
Four less than the product of a number (x) and 5 = 5x - 4
8 more than 2 added to 3 times the number = 3x + 2 + 8 = 3x + 10
Four less than the product of a number (x) and 5 is equal to 8 more than 2 added to 3 times the number => 5x - 4 = 3x + 10
5x - 3x = 10 + 4
2x = 14
x = 14/2
therefore, x = 7
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Write 3 1/2 cups as a multiplication expression using the unit, 1 cup, as a factor.
I ABSOLUTELY NEED HELP BY TOMORROW!!! I AM GIVING 100 POINTS
3 1/2 cups can be expressed as the multiplication expression: 3 + 1/2.
How to Write 3 1/2 cups as a multiplication expression using the unit, 1 cup, as a factor.To express 3 1/2 cups as a multiplication expression using the unit "1 cup" as a factor, you can write it as:
3 1/2 cups = (3 + 1/2) cups = 3 cups + 1/2 cup
Since there are 1 cup in each term, we can rewrite it as:
3 cups + (1/2) cup
Now, we can express each term as a multiplication expression:
3 cups = 3 * 1 cup = 3
(1/2) cup = (1/2) * 1 cup = 1/2
Putting it all together, the multiplication expression is:
3 * 1 cup + (1/2) * 1 cup = 3 + 1/2
Therefore, 3 1/2 cups can be expressed as the multiplication expression: 3 + 1/2.
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−x<−29 solve for x answer must me simplified
Answer:
x > 29
Step-by-step explanation:
−x<−29
Divide each side by -1, remembering to flip the inequality
x > 29
Answer:
x > 29 → x ∈ (29; ∞)Step-by-step explanation:
-x < -29 change the signs
x > 29
Witch is greater 76.201 or 76.187
Answer:
76.201 is greater than 76.187
Will Give Brainliest and 30 credits!! thank you!
Answer:
75.4
Step-by-step explanation:
2·π·12
75.36
The equation for finding the circumference of a circle is 2pi times the radius.
The radius is already given, so we multiply it by 2.
12*2
= 24
After that, we multiply 24 by pi.
24*3.14
= 75.36
Find the missing angle using trigonometry
Answer:
please look at detailed answers below
Step-by-step explanation:
example 1 is correct.
example 2:
x = (12 sin 15) / sin 75 = 3.22.
example 3:
x/sin 90 = 19/sin (180 - 90 -36)
x = (19 sin 90) / sin 54
= 23.5
example 4:
x/sin 53 = 7/sin (180 -90 - 53)
x = (7 sin 53)/ sin
= 9.29
Determine whether the integral is divergent or convergent. If it is convergent, evaluate it. If not, state your answer as divergent.
The integral\int(1/x^4 + 9x^2) dx converges by comparison to a convergent integral, and its value is 1/3
To determine whether the integral converges or diverges, we can use the limit comparison test with the integral:
Since for all x > 0, we have:
Thus, by the limit comparison test:
converges if and only if converges.
We can evaluate using the power rule of integration:
where C is the constant of integration. Evaluating this integral from 1 to infinity, we get:
∫(1/x^4) dx from 1 to infinity = lim as b → infinity
=>
=> 0 - (-1/3)
=> 1/3
Since the integral dx converges by comparison to a convergent integral, and its value is 1/3.
To learn more about Convergent integral :
Note: The full question is
Determine whether the integral converges or diverges; if it converges, evaluate. (If the quantity diverges, enter DIVERGES. Do not use the [infinity] symbol in your answer.) [infinity] dx x4 + 9x2 1
Hi please help on question using x as the input and output.
if answers correct I'll rate 5 star a a thanks and brainlies t 30PTS!
Here is a function machine.
Input times by+18= output
Lucas says that it's not possible to have same value for input and output. Show that our car is wrong..
Answer:
Step-by-step explanation:
Input Output
-2 -2 * 18 = -36
-1 -1 * 18 = -18
0 0 * 18 = 0
1 1 * 18 = 18
2 2 + 18 = 36
WE see that it is possible for the output to have the same value of the input from the third row (when the input is 0).
Step-by-step explanation:
To show that Lucas is incorrect and that there can indeed be a same value for input and output, we can solve the equation Input times by+18= output for x, where x is the input and output of the function machine.
Here's the step-by-step solution:
Start with the equation: Input times by+18= output
Replace "Input" and "output" with "x" since we're looking for the same value for both the input and the output. This gives us: x times by+18= x
Expand the left side of the equation by multiplying x by b: xb + 18 = x
Subtract x from both sides of the equation: xb + 18 - x = 0
Factor out x: x(b - 1) + 18 = 0
Solve for x by moving 18 to the other side of the equation: x = -18 / (b - 1)
This shows that there is indeed a solution for x where the input is equal to the output, provided that b is not equal to 1. When b is not equal to 1, we can choose x to be -18 / (b - 1), and the output will also be equal to this value.
I NEED HELP FAST!!!!!!!
Answer: answer is C
Step-by-step explanation: If you take the value of greeting cards and divide by the amount of greeting cards you will get the rate per greeting card.
Given the definitions of f(x) and g(x) below, find the value of (ƒ o g)(2).
f(x) = -x + 2
g(x) = x² – 5x – 2
Wdym by definition Answer:
Step-by-step explanation:
What is least to greatest 6.00, 0.56, 0.060, 0.6, 0.056
Answer:
Least to greatest is as follows: 0.056, 0.060, 0.56, 0.6, 6.00.
Step-by-step explanation:
Answer:
0.056 , 0.060 , 0.56 , 0.6 , 6.0
A random sample of 1000 oranges showed that the mean amount of juice per orange was 8.2 fluid ounces, with a standard deviation of 1.1 fluid ounces.
(a) Determine the z-score, to the nearest hundredth, of an orange that produced 6,4 fluid ounces of juice.
(b) The 2-score for one orange was 3.11. How much juice was produced by this orange? Round to the nearest tenth of a fluid ounce.
(a) The value of the z-score for the 6.4 fluid ounce orange is -1.64
(b) The value of the z-score for the 3.11 fluid ounce orange is -4.63
(a) Calculating the values of the z-score 6.4 fluid ounceFrom the question, we have the following parameters that can be used in our computation:
Mean = 8.2
Standard deviation = 1.1
The values of the z-scores is calculated as
z = (z - Mean)/Standard deviation
So, we have
z = (z - 8.2)/1.1
When the score is 6.4, we have
z = (6.4 - 8.2)/1.1
Evaluate
z = -1.64
(b) Calculating the values of the z-scores 3.11 fluid ounceRecall that
z = (z - Mean)/Standard deviation
So when the score is 3.11, we have
z = (3.11 - 8.2)/1.1
Evaluate the expression
z = -4.63
Hence, the values of the z-scores are -1.64 and -4.63
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(5/7) to the power of 4 i need to know as a fraaction
I will mark you brainiest pls answer due by 10:00
Answer:
625/2401
Step-by-step explanation:
5/7 ^ 4 = 5 * 5 * 5 * 5 / 7*7*7*7 = 625/2401
Answer:
625/2401
Step-by-step explanation:
Part B What is the recursive formula for the sequence 8, 10, 12.5, 15.625
Answer:
Step-by-step explanation:
The given sequence can be written as:
a_1 = 8
a_2 = 10
a_3 = 12.5
a_4 = 15.625
To find the recursive formula, we need to find the common ratio (r) between consecutive terms:
r = a_2 / a_1 = 10 / 8 = 1.25
r = a_3 / a_2 = 12.5 / 10 = 1.25
r = a_4 / a_3 = 15.625 / 12.5 = 1.25
Since the common ratio is constant, we can use the formula for a geometric sequence to find the recursive formula:
a_n = r * a_{n-1}
Substituting r = 1.25 and a_1 = 8, we get:
a_n = 1.25 * a_{n-1}
Therefore, the recursive formula for the given sequence is:
a_n = 1.25 * a_{n-1}, with a_1 = 8.
The equation of the line l is 6x + 5y = 3, and the equation of line q is 5x - 6y = 0. Which statement about the two lines is true? A. lines l and q have the same y-intercept. B. lines l and q are parallel. C. lines l and q have the same x-intercept. D. lines l and q are perpendicular
The equation of the line l is
6x + 5y = 3, and the equation of line q is 5x - 6y = 0. Which statement about the two lines is true?
A. lines l and q have the same y-intercept.
B. lines l and q are parallel.
C. lines l and q have the same x-intercept.
D. lines l and q are perpendicular
step 1
Find the slope of line l
6x + 5y = 3
isolate the variable y
5y=-6x+3
y=-(6/5)x+3/5
m=-6/5
step 2
Find the slope of line q
5x - 6y = 0
6y=5x
y=(5/6)x
m=5/6
step 3
Compare the slopes
we have
m=-6/5
m=5/6
the slopes are inverse reciprocal, that means, that the lines are perpendicular
therefore
the answer is the option DX^3+9X^2–25X–33=0
Find The root of X??
Answer:
x=-11, -1, and 3
Step-by-step explanation:
x^3+9x^2-25x-33=0
There are formulas to solve cubics, but that probably is not the way you are expected to go. Here is a trial and error approach that works in this case.
Assume that the cubic can be factored and that the roots are r1, r2, and r3. Then the factored form is
(x-r1)(x-r2)(x-r3)=0
This shows that the constant must equal the product of the roots.
(r1)(r2)(r3)=-33
One possibility is that the roots are integers. In this case, a factor of 33 might work. Prime factorization of 33 gives 3 and 11. Try 3. Then (x-3) is a factor.
Divide the cubic by (x-3). It works. the result is
x^2+12x+11
This has factors of (x+11) and (x+1). Therefore, the roots are 3, -1, and -11