Answer:
undefined
Step-by-step explanation:
\(\boxed{slope = \frac{y1 - y2}{x1- x2} }\)
☆ (x₁, y₁) is the 1st coordinate and (x₂, y₂) is the 2nd coordinate.
Slope of the line
\( = \frac{ - 2 - ( - 10)}{ - 1 - ( - 1)} \)
\( = \frac{8}{0} \)
(undefined)
Notice that the 2 points have the same x-coordinate of -1, which means that the line is a vertical line. Vertical lines have an undefined slope.
Which of these is the correct ratio of strawberries to blueberries for the fruit salad?
A. 8 strawberries: 30 blueberries
B. 8 strawberries: 8 blueberries
C. 4 strawberries: 30 blueberries
D. 32 strawberries: 30 blueberries
The ratio of the strawberries to the blueberries is 32 strawberries: 30 blueberries (option d).
What is the ratio?
Ratio expresses the relationship between two or more numbers. It shows the frequency of the number of times that one value is contained within other value(s). The sign that is used to represent ratio is :.
The ratio of strawberries to blueberries - total number of strawberries : total number of blueberries.
(8 x 4) : 30
32 : 30
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Answer: A. 8 strawberries: 30 blueberries
Step-by-step explanation:
Using the parent function, f(x)
, graph the new function after the transformations listed below:
a) Reflect the graph about the x-axis.
b)Vertical compress by a factor of 13 .
c) Vertical shift up 2.
d) Horizontal shift right 3.
The graphs of the transformed functions are below, the colors are:
a) g(x) = -x^2 → green.
b) g(x) = x^2/13 → blue
c) g(x) = x^2 + 2 → orange
d) g(x) = (x - 3)^2 → purple.
How to graph the transformed functions?Here we have the quadratic parent function:
f(x) = x^2
And we want to apply some transformations, and then graph them.
The transformations are:
a) "Reflect the graph about the x-axis."
This is written as:
g(x) = -f(x)
Replacing f(x) by the actual function:
g(x) = -x^2
b) "Vertical compress by a factor of 13"
This is written as:
g(x) = f(x)/13 = x^2/13
c) "Vertical shift up 2."
This is written as:
g(x) = f(x) +2 = x^2 + 2
d) "Horizontal shift right 3."
This is written as:
g(x) = f(x - 3) = (x - 3)^2
The graphs are below, the colors are:
a) g(x) = -x^2 → green.
b) g(x) = x^2/13 → blue
c) g(x) = x^2 + 2 → orange
d) g(x) = (x - 3)^2 → purple.
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1. Translate the verbal expression into an algebraic expression:
The product of 5 and a number increased by six squared. *
Answer:
The product of 5 and a number increased by six squared will be written in an algebraic expression such as:
\(5\left(n+6^2\right)\)
Step-by-step explanation:
Given the verbal expression
The product of 5 and a number increased by six squared.
Let us BREAK DOWN the verbal expression
Let 'n' be the numberThe number 'n' increased by six square = n+6²Thus, the product of 5 and a number increased by six squared will be written in an algebraic expression such as:
\(5\left(n+6^2\right)\)
help pls? asap. pls and ty :)
Answer:
a
Step-by-step explanation:
1/2x-30aaaaaaaaaaaaaaaa
What is the solution to the equation 2x + 10 = 38 what number is X
Answer:
vigdjfopa
Step-by-step explanation:
Please help
Complete the square
to find the vertex
of this parabola.
y2-8x+2y+17=0
([?], [ ]
Answer:
the answer is 2,-1 please mark me brainless thank you
Answer:
The answer would be (2,-1)
Step-by-step explanation:
Fill in 2 and then -1
4 √ 3 +4i cube roots
The three cube roots of 4√3 + 4i are:
2(cos(π/18) + i sin(π/18))
2(cos(7π/18) + i sin(7π/18))
2(cos(11π/18) + i sin(11π/18))
Finding Cube Roots of Complex Numbers:To find the cube roots of a complex number, you can follow these steps:
Step 1: Write the complex number in polar form.
Step 2: Use the formula for finding the cube roots of a complex number in polar form. The formula for finding the cube roots of a complex number in polar form is:
\(z^{\frac{1}{3}} = r^{\frac{1}{3} } [cos((\theta + 2k\pi)/3) + i sin((\theta + 2k\pi )/3)]\)
Step 3: Substitute the values into the formula.
Substitute the values for r and θ into the formula, and simplify.
Step 4: Calculate the cube roots.
Step 5: Write the cube roots in rectangular form.
Here we have 4√3 + 4i
The polar form of the complex number is
=> 4√3 + 4i = 8(cos(π/6) + i sin(π/6))
Using the formula, \(z^{\frac{1}{3}} = r^{\frac{1}{3} } [cos((\theta + 2k\pi)/3) + i sin((\theta + 2k\pi )/3)]\)
\(z^{\frac{1}{3}} = 8^{\frac{1}{3} } [cos((\pi /6 + 2k\pi)/3) + i sin((\pi/6 + 2k\pi )/3)]\)
where k = 0, 1, 2.
Now, we can calculate the cube roots by substituting the values of k into the formula and simplifying. Here are the three cube roots:
Substituting k = 0, 1, 2 into the formula, we get:
k = 0: \(z^{1/3}\) = 2(cos(π/18) + i sin(π/18))
k = 1: \(z^{1/3}\) = 2(cos(7π/18) + i sin(7π/18))
k = 2: \(z^{1/3}\) = 2(cos(11π/18) + i sin(11π/18))
Therefore,
The three cube roots of 4√3 + 4i are:
2(cos(π/18) + i sin(π/18))
2(cos(7π/18) + i sin(7π/18))
2(cos(11π/18) + i sin(11π/18))
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Question 1
Which statement describes the basis for the proof that vertical angles are congruent?
А
Two adjacent angles are always supplementary
B.
Two adjacent angles that form a linear pair are congruent.
с
Two angles that are each supplementary to a third angle are congruent.
D
Two angles that are each complementary to a third angle are congruent.
Answer:
C
Step-by-step explanation:
On each linear pair, there is one of the Vertical angles and an angle shared between the two angles. This means we can use the fact that supplements of the same angle are congruent.
The basis for the proof vertical angles are congruent is " two angles that are each supplementary to a third angle are congruent".
What are vertical angles?Vertical angles are a pair of non-adjacent angles formed by the intersection of two straight lines.
In the provided figure.
∠1 + ∠2 = 180 degrees ( linear pair of angles)...(i)
∠ 1 + ∠4 = 180 degrees ( linear pair of angles)...(ii)
According to transitive property, if a = b and b = c then a = c
Therefore,
∠1 + ∠2 = ∠1 + ∠4...(iii)
⇒∠2 = ∠4
Similarly, we can prove that
∠1 = ∠3
Therefore, we conclude that vertically opposite angles are always equal.
Hence, the basis for the proof vertical angles are congruent is " two angles that are each supplementary to a third angle are congruent".
Thus, statement c is correct.
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Solve the inequality 37v < -18
Answer:
I'm not sure
Step-by-step explanation:
sorry need point
Ten people will equally share three pizzas. How much will each person receive?
3 because 1 person out of the 10 will receive 3/10 of the pizza.
PLS help fast this is the last day for my test solve the system of linear equations. check your solution. 3y+4y=-10 y=-3/4x - 5/2
This equation has infinitely many solutions.
What is a linear equation?
A linear equation is an algebraic equation of the form y=mx+b, where m is the slope and b is the y-intercept, and only a constant and a first-order (linear) term are included. The variables in the preceding equation are y and x, and it is occasionally referred to as a "linear equation of two variables."
Here, we have
Given: 3x+4y = -10...(1),
y = -3/4x - 5/2....(2)
We solve this linear equation and we get
We multiply equation (2) by 4 and we get
4y + 3x = -5(2)
4y + 3x = -10
Hence, this equation has infinitely many solutions.
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4. Simplify: -3(2x - 5)-2(4x+3)
A.14x-9
B.-2x+21
C.-14x+9
D.-14x+ 21
Can someone help me ?
the ratio of length and breadth of a room is 4:3. If the room is 12 m long. Find is breadth
Answer:
Step-by-step explanation:
ratio of length to breadth=4:3
let breadth be x m
4/3=12/x(do cross multiplication)
3*12=x*4
36=4x
36/4=x
9=x
therefore breadth= 6m
Customer pays $0.035 per minute for local calls, if the customer made 60 local calls that all lasted 3 minutes, how much will the customer pay?
The customer will pay $6.30 for the 60 local calls that all lasted 3 minutes.
To find out how much the customer will pay, we need to calculate the total cost for all the local calls.
Step 1: Calculate the total number of minutes for all the calls
Since the customer made 60 local calls and each call lasted 3 minutes, we can multiply 60 by 3 to get the total number of minutes.
60 calls * 3 minutes/call = 180 minutes
Step 2: Calculate the total cost for all the minutes
The customer pays $0.035 per minute for local calls. To find the total cost, we can multiply the total number of minutes by the cost per minute.
180 minutes * $0.035/minute = $6.30
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8. Consider the D.E. yy'= -x +
1/2
a. Find the implicit general solution of this
equation. What is the condition that c
should satisfied? (c is the constant that
appears in the solution).
b. (T) is the family of curves of the
general solution in an orthonormal
system. What is the nature of this graph?
(such curves are called integral curves of
the D.E.)
c. Find the graph (T) that passes through
the origin O(0, 0).
The implicit general solution is 0.5y² = -0.5x² + 0.5x + C, here C should pass through the origin of the circle. The family of curves (T) represents the integral curve. The graph (T) is represented below.
a. To find the implicit general solution of the given differential equation, we can integrate both sides with respect to x. Let's start by rewriting the equation:
yy' = -x + 1/2
Integrating both sides:
∫ yy' dx = ∫ (-x + 1/2) dx
Using integration by parts on the left side, let u = y and dv = y' dx:
\(\int u dv = uv - \int v du\\\\y\int dy = \int (-x + 1/2) dx\\\\1/2 y^2 = -1/2 x^2 + 1/2 x + C\\\\0.5y^2 = -0.5x^2+0.5x+C\)
Where C is the constant of integration. This is the implicit general solution of the given differential equation.
b. The family of curves (T) that represents the general solution in an orthonormal system is known as the integral curves of the differential equation.
c. To find the graph (T) that passes through the origin O(0, 0), we substitute the point (x, y) = (0, 0) into the implicit general solution and solve for C:
\(1/2(0)^2 = -1/2(0)^2 + 1/2(0) + C\\\\0 = 0 + 0 + C\\\\\C = 0\)
So the graph (T) that passes through the origin is given by:
\(1/2 y^2 = -1/2 x^2 + 1/2 x\)
This equation represents the specific curve that satisfies both the differential equation and the condition of passing through the origin.
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Write the explicit formula for the given sequence.
1.5, 2.25, 3, 3.75, ...
need done asap
Answer: \(a_{n}=1.5+0.75(n-1)\)
Step-by-step explanation:
The common difference is 2.25-1.5=0.75\(a_{n}=1.5+0.75(n-1)\). So, the explicit formula is
urgent!!
The product of a²b4 and a³b5 is?
Answer:
a^5b^9
Step-by-step explanation:
a^2b^4 * a^3b^5 = a^5b^9
The product of a²b⁴ and a³b⁵ is a⁵b⁹.
What are Arithmetic operations?Arithmetic operations can also be specified by the subtract, divide, and multiply built-in functions.
The operator that perform arithmetic operation are called arithmetic operators .
Operators which let do basic mathematical calculations
+ Addition operation : Adds values on either side of the operator.
For example 4 + 2 = 6
- Subtraction operation : Subtracts right hand operand from left hand operand.
for example 4 -2 = 2
* Multiplication operation : Multiplies values on either side of the operator
For example 4*2 = 8
/ Division operation : Divides left hand operand by right hand operand
For example 4/2 = 2
Given the two expressions as :
⇒ a²b⁴ and a³b⁵
To determine the product of a²b⁴ and a³b⁵
⇒ (a²b⁴) × (a³b⁵)
Rearrange the terms like wise,
⇒ a²a³b⁴b⁵
Adding to powers of same base,
⇒ a⁽²⁺³⁾b⁽⁴⁺⁵⁾
⇒ a⁵b⁹
Hence, the product of a²b⁴ and a³b⁵ is a⁵b⁹.
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HI PLEASE HELP!
WILL MARK THE BRAINLIEST!!
Answer:
The answer to ur question is C.) 43.5
Step-by-step explanation:
Because 43.5 is the midpoint
please help i don’t feel like typing
Answer: q=13
Step-by-step explanation:
add the separate the q, add 4 to the 9= 13
13=q
As you can see, he uses one square for Stage 1, three squares for Stage 2 and six for Stage 3.
How many squares should he use for the sixth stage?
Answer:
21 squares
Step-by-step explanation:
1 = 1
2 = 3
3 = 6
The pattern follows squares use in the previous stage + new stage = squares use the new stage
Squares used in stage 2 = Squares used in stage 1 + stage 2
= 1 + 2
= 3 squares
Squares used in stage 3 = Squares used in stage 2 + stage 3
= 3 + 3
= 6 squares
Squares used in stage 4 = Squares used in stage 3 + stage 4
= 6 + 4
= 10 squares
Squares used in stage 5 = Squares used in stage 4 + stage 5
= 10 + 5
= 15 squares
Squares used in stage 6 = Squares used in stage 5 + stage 6
= 15 + 6
= 21 squares
4 = 10
5 = 15
6 = 21
can someone help me i will give brainlest
Answer:
(48, 3), (80, 5), (160, 10)
PLEASE HELP The quotient of seven more than three times a number m The number 27 less than n as an algebraic expression?
The algebraic expression is (7 + 3m)/27 < n
How to determine the number?The statement is given as:
"The quotient of seven more than three times a number m and the number 27 is less than n"
The numbers are represented as n and m
Quotient means divide
So, we have:
The quotient of seven more than three times a number m and the number 27 is represented as:
(7 + 3m)/27
The result is less than n.
So, we have:
(7 + 3m)/27 < n
Hence, the algebraic expression is (7 + 3m)/27 < n
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there are three numbers for the combination to the store's safe. the first number is 17. The other two numbers can be multiplied together to give a product of 28. what are the possibilities for the other two numbers? write your answer as multiplication equations, and then write all of the possible combinations to the safe?
Answer:
7 and 4
Step-by-step explanation:
A right rectangular prism is shown.
To the nearest thousandth of an inch, what is the length of the diagonal, dd?
Answer:
15.56 in.
Step-by-step explanation:
i'm pretty sure i did it right, but im not sure. i haven't done geometry in like over 2 years.
find the hypotenuse of the triangle with 7 in. and 12 in. as your legs with the Pythgorean theorem (a^2 + b^2 = c^2, c equals the hypotenuse)
use that number you just got (I got \(\sqrt{193}\)) and use it as one leg, and 7 in. as the other leg, with d as your hypotenuse
use the Phythagorean theorem again to find d, andddd... you've got your answer!
Length of diagonal 'd' of the right rectangular prism given in the picture will be 14.765 inches.
Pythagoras theorem: Pythagoras theorem is applicable in a right triangle. Pythagoras theorem is given by the expression,(Hypotenuse)² = (Leg 1)² + (Leg 2)²
By applying Pythagoras theorem in right tringle ΔCBE,
(CE)² = (BC)² + (BE)²
(CE)² = 5² + 12²
CE = √169 = 13 inches
Similarly, apply Pythagoras theorem in right triangle ΔDCE,
(DE)² = (CD)² + (CE)²
d² = 7² + (13)²
d² = 49 + 169
d = √218
d = 14.7648
d ≈ 14.765 inches
Hence, measure of diagonal 'd' will be 14.765 inches.
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Sphenathi and other matriculants plan to pass Bloemfontein at 07.25 to travel the above stated distance to Uptington. Determine (to the nearest km/h) the average speed at which they must travel to be in Uptington by 09:45.
Sphenathi and the other matriculants must travel at an average speed of approximately 107 km/h to reach Uptington by 09:45.
To determine the average speed at which Sphenathi and the other matriculants must travel to reach Uptington by 09:45, we need to calculate the time available for the journey and the distance between the two locations.
The time available is from 07:25 to 09:45, which is a total of 2 hours and 20 minutes. We need to convert this time to hours by dividing by 60:
2 hours + 20 minutes / 60 = 2.33 hours
Now, let's calculate the distance between Bloemfontein and Uptington. Suppose the distance is 'd' kilometers.
We can use the formula for average speed: average speed = distance / time
In this case, the average speed should be such that the distance divided by the time is equal to the average speed.
d / 2.33 = average speed
Now, let's assume that Sphenathi and the other matriculants must travel a distance of 250 kilometers to reach Uptington. We'll substitute this value into the equation:
250 / 2.33 = average speed
To find the average speed to the nearest km/h, we'll calculate the result:
average speed ≈ 107.3 km/h
Therefore, Sphenathi and the other matriculants must travel at an average speed of approximately 107 km/h to reach Uptington by 09:45.
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More than two-thirds of undergraduate students who graduated with a bachelor's degree had student loan debt. The average student loan debt among these graduating seniors was $28,654. The average interest rate on student loans was 6.1%. How much interest did a student with $28,654 in student loan debt pay in the first year? Round to the nearest cent.
The interest paid for the loan is $1748
Given that there is a 6.1% interest rate for a loan of $28,654 in student loan debt pay in the first year,
We need to find the interest paid for the same.
So,
Simple Interest = principal × time × rate / 100
= 28654 × 1 × 6.1 / 100
= 28654 × 0.061
= 1747.894
= 1748
Hence the interest paid for the loan is $1748
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Error Analysis:
Describe and correct the error made in the reasoning:
If a/5 = b/3, then 5/a = b/3 * x
The correct expression is 5/a = 1. There is no need to introduce an additional variable "x".
What is a fraction?In such a fraction, the value that appears above the horizontal line is referred to as the numerator.
It represents the number of pieces removed from the whole. The denominator of a fraction is the numerical value that comes before the brings together various.
The error in the reasoning is that it assumes that multiplying the second fraction by "x" will result in an equivalent expression to 5/a. However, this is not necessarily true.
To correct the error, we can use the property of reciprocals, which states that if a/b = c/d, then b/a = d/c. Using this property, we can rewrite the given equation as:
a/5 = b/3
5/a = 3/b (multiplying both sides by 5/a)
5/a = (b/3) * (3/b) (multiplying both sides by the reciprocal of b/3)
5/a = 1
Therefore, the correct expression is 5/a = 1. There is no need to introduce an additional variable "x".
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Write the inverse function for the function, ƒ(x) =1/2 x + 4. Then, find the value of ƒ -1(4). Type your answers in the box.
ƒ -1(x) =
ƒ -1(4) =
Answer:
0
Step-by-step explanation:
Given that f(x) = 1/2x + 4
Let y = f(x)
y = 1/2 x + 4
Replace y with x
x = 1/2 y + 4
Make y the subject of the formula
1/2y = x - 4
y = 2(x-4)
If x = 3
y = 2(4-4)
y = 2(0)
y = 0
Hence ƒ -1(4) is 0
Slope and Y-Intercept
help plez
Slope = \(\frac{rise}{run}\) = \(\frac{7}{4}\)
y - intercept = -2
Find the length of the third side. If necessary, round to the nearest tenth.
Answer:
Step-by-step explanation:
a² + b² = c²
12² + b² = 15²
b² = 225 - 144
b² = 81
b = 9