Given the equation of the line in slope-intercept form:
\(y=mx+b\)where 'm' defines the slope of the line, we can find the perpendicular slope using the following expression:
\(m_p=-\frac{1}{m}\)In this case, we have the following equation of the line:
\(y=-\frac{1}{6}x-3\)notice that the slope is m = -1/6. Then, using the expression for the perpendicular slope, we have:
\(\begin{gathered} m_p=-\frac{1}{-\frac{1}{6}}=6 \\ m_p=6 \end{gathered}\)therefore, the equation of the line that is perpendicular to y = -1/6x - 3 is:
\(y=6x+1\)Explain how you would graph the function, f(x) = 2x using the given domain: {-2, 0, 2, 4} on a coordinate plane
we have the following:
the first thing to do is calculate the value of each f(x)
\(\begin{gathered} f(-2)=2\cdot-2=-4 \\ f(0)=2\cdot0=0 \\ f(2)=2\cdot2=4 \\ f(4)=2\cdot4=8 \end{gathered}\)then having each point, we join them and in this way we obtain the graph
now,
Given that a+b = 10 and a square - b square = 40 find the value of a-b
Answer:
the value of a - b is 4.
Step-by-step explanation:
We have been given the following two equations:
a + b = 10 ------------(1)
a² - b² = 40 -------(2)
We can factor the left-hand side of equation (2) using the difference of squares identity:
(a + b)(a - b) = 40
Substituting equation (1) into this equation, we get:
10(a - b) = 40
Dividing both sides by 10, we get:
a - b = 4
Therefore, the value of a - b is 4.
Step-by-step explanation:
if I understand this correctly :
a + b = 10
a² - b² = 40
(a² - b²) = (a + b)(a - b) = 40
10(a - b) = 40
(a - b) = 4
46°
Х
X=_
degrees
PKEASE HELP
Answer:
x = 136°
Step-by-step explanation:
the third angle of the triangle is 180 - (90+46), which is 44. Because a straight line is 180°, x is 180 - 44. x = 136°
Answer:
look according to the exterior angle of triangle
Step-by-step explanation:
exterior angle = sum of other two angle (except adjacent angle of that exterior angle)
so x=90°+46°=136°
Annual high temperatures in a certain location have been tracked for several years. Let
X
represent the year and
Y
the high temperature. Based on the data shown below, calculate the regression line (each value to two decimal places).
x y
2 20.35
3 21.6
4 21.45
5 22.8
6 23.25
7 20.6
8 20.95
9 22.1
10 18.85
11 21.1
12 17.75
13 19.5
14 19.25
15 17.1
Answer:
haha
Step-by-step explanation:
What is the range of the graph
Answer: b
Step-by-step explanation:
The range is the set of y-values of the function.
Calcular los 3/5 de los 2/3 de las 3/4 de 560
For the fractions, the calculation of 3/5 of 2/3 of 3/4 of 560 is equal to 168.
How to solve fractions?To calculate 3/5 of 2/3 of 3/4 of 560, break it down step by step:
Step 1: Calculate 3/4 of 560:
3/4 × 560 = (3 × 560) / 4 = 1680 / 4 = 420
Step 2: Calculate 2/3 of the result from Step 1:
2/3 × 420 = (2 × 420) / 3 = 840 / 3 = 280
Step 3: Calculate 3/5 of the result from Step 2:
3/5 × 280 = (3 × 280) / 5 = 840 / 5 = 168
Therefore, 3/5 of 2/3 of 3/4 of 560 is equal to 168.
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can someone help me with this
Answer:
108%
Step-by-step explanation:
its asking what is the annual growth of roaches and the monthly is 9% so the cockroach population will increase 108% per year
(annual means yearly so 12 months)
An auto dealership is advertising that the cost of leasing a new car is $450 per month with a $1,500 down payment. The equation used to find c, the total cost of the lease, is
c
=
450
m
+
1
,
500
,
c
=
450
m
+
1
,
500
,
where m is the number of months the car is leased. What is the cost, in dollars, of leasing a car for 32 months?
Answer:
15,900
Step-by-step explanation:
An equation is a way of writing two expressions connected by an equal sign.
If the total cost of leasing a car in m month is given by an equation:
c = 450m + 1500
The total cost in dollars, of leasing a car for 32 months is $15,900.
What is an equation?An equation is a way of writing two expressions connected by an equal sign.
Example:
2x = 3x + 5 is an equation.
We have,
The cost of leasing a new car per month = $450
Down payment = $1500
The total cost of the lease is given as:
c = 450m + 1500
m = number of months.
The total cost of the car for leasing in 32 months:
c = 450 x 32 + 1500
c = 14,400 + 1500
c = 15,900
Thus,
The total cost in dollars, of leasing a car for 32 months is $15,900.
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A 10 kg ball moves at a speed of 15m/s. The ball collides with a wall causing it to rebound in the opposite direction at a speed of 23 m/s.
Calculate the impulse on the ball?
Answer:
The impulse on an object is equal to the change in momentum of the object. In this case, the ball's initial momentum is 10 kg * 15 m/s = 150 kg m/s. After the collision, the ball's final momentum is -10 kg * 23 m/s = -230 kg m/s.
The change in momentum of the ball is: -230 kg m/s - 150 kg m/s = -80 kg m/s.
So, the impulse on the ball is -80 kg m/s.
A car travels 2 5/8 miles 3 1/2 minutes at a constant speed. How far did the car travel in 5 minutes?
Answer:
2.3333333 miles in 3.5 minutes = 2.3333333 / 3.5 =
2/3 miles per minute or
.66666666 miles per minute
In 34 minutes, it can travel 34 * (2/3) = (68/3) =
22 (2/3) miles
What are the coordinates of the vertices of the final image? A. P’(12, -6), Q’(8, -7), R’(4, -4), and S‘(7, -1) B. P’(12, 8), Q’(8, 9), R’(4, 6), and S‘(7, 3) C. P’(-12, 6), Q’(-8, 7), R’(-4, 4), and S‘(-7, 1) D. P’(12, 6), Q’(8, 7), R’(4, 4), and S’(7, 1)
Answer:
Given that the vertices of quadrilateral PQRS are P(6,3), Q(4,2), R(2,4) and S(4,5) and the quadrilateral is dilated with a scale factor of 2, about the origin.
Now, let's find the new vertices of the dilated image:
Vertex P is dilated by a scale factor of 2, its new coordinates will be (2 × 6, 2 × 3) = (12, 6). Therefore, the new vertex P' is at (12, 6).
Vertex Q is dilated by a scale factor of 2, its new coordinates will be (2 × 4, 2 × 2) = (8, 4). Therefore, the new vertex Q' is at (8, 4).
Vertex R is dilated by a scale factor of 2, its new coordinates will be (2 × 2, 2 × 4) = (4, 8). Therefore, the new vertex R' is at (4, 8).
Vertex S is dilated by a scale factor of 2, its new coordinates will be (2 × 4, 2 × 5) = (8, 10). Therefore, the new vertex S' is at (8, 10).
Therefore, the coordinates of the vertices of the final image are P’(12, 6), Q’(8, 4), R’(4, 8), and S’(8, 10).So, the correct option is D. P’(12, 6), Q’(8, 4), R’(4, 8), and S’(8, 10).
Step-by-step explanation:
Hope this helps you!! Have a good day/night!!
Determine whether the following inequalities satisfy the number line shown below.
The inequalities which satisfy the number line shown is x>2 and x>=2.
We are given that;
The number line showing inequality
Now,
x>2 satisfies the equation by the given number line
x>=2 satisfies the equation by the given number line
x<=-3 does not satisfies the equation by the given number line
x<=-3 does not satisfies the equation by the given number line
Therefore, by the number line the answer will be x>2 and x>=2 .
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what are functions in math
Suppose Deandre places $5000 in an account that pays 8% interest compounded each year.
Assume that no withdrawals are made from the account.
Follow the instructions below. Do not do any rounding.
(a) Find the amount in the account at the end of 1 year.
(b) Find the amount in the account at the end of 2 years.
The amount in the account at the end of 1 year is $5400.
The amount in the account at the end of 2 year is $5832.
What do you mean by interest rate?
The real yearly cost of funds over the course of a loan is the annual rate that is charged for borrowing (or made by investing), expressed as a single percentage number.
According to data in the given question,
We have:
Deandre places $5000 in an account that pays 8% interest compounded each year.
And no withdrawals are made from the account.
Now, we need to determine the amount of 8% interest on the $5000,
\(=\frac{5000}{100}*8\\ =400\)
Then, the amount in the account at the end of 1 year =$5000+$400
=$5400.
Now, we need to determine the amount of 8% interest on the $5400,
\(=\frac{5400}{100}*8\\ =432\)
So, the amount in the account at the end of 2 year =$5400+$432
=$5832.
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Find the exact value of (7\pi )/(6)) by using the unit circle.
To find the exact value of (7π/6) using the unit circle, locate the angle (π/6) on the unit circle in the second quadrant, determine the coordinates, and adjust the y-coordinate to be negative. The final answer is (√3/2, -1/2). This answer is obtained by understanding the reference angle and using the coordinates of the point where the angle intersects the unit circle.
To find the exact value of (7π/6) using the unit circle, follow these steps:
1. Start by understanding the reference angle. The reference angle for (7π/6) is (π/6).
2. Locate the angle (π/6) on the unit circle. This angle lies in the second quadrant.
3. Determine the coordinates of the point where the angle intersects the unit circle. For (π/6), the x-coordinate is √3/2 and the y-coordinate is 1/2.
4. Since (7π/6) lies in the second quadrant, the x-coordinate will remain the same, but the y-coordinate will be negative. Therefore, the coordinates for (7π/6) are (√3/2, -1/2).
5. The exact value of (7π/6) is (√3/2, -1/2).
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Find the domain. f(x) = −4x(x − 1)(x − 3)
Answer:
Step-by-step explanation:
Select the correct answer. Rewrite the following expression.
The solution of the expression, \(x^{\frac{9}{7} }\) is \(\sqrt[7]{x^{9} }\).
How to solve an expression?An expression is a combination of numbers, variables, functions such as addition, subtraction, multiplication or division etc.
Therefore, let's rewrite the expression to it's equivalent expression.
An equivalent expression is an expression that has the same value or worth as another expression, but does not look the same.
Therefore, using indices rule
\(x^{\frac{9}{7} }\) = \(\sqrt[7]{x^{9} }\)
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Find the missing angle B
Answer:
The missing angle B:
m∠B = 25⁰Step-by-step explanation:
Given the angles
A = 100⁰
C = 55⁰
B = ?
We know that the sum of the angles of triangles is 180⁰.
so
A + B + C = 180⁰
100⁰ + B + 55⁰ = 180⁰
B = 180⁰ - 55⁰ - 100⁰
B = 25⁰
Therefore, the missing angle B:
m∠B = 25⁰
A boat goes 22 mph in still water, and the rate of the current is t mph. (a) What is the rate of the boat when it travels upstream? (b) What is the rate of the boat when it travels downstream?
The solution is:
a) 22-t mph; is the rate of the boat when it travels upstream.
b) 22+t mph. is the rate of the boat when it travels downstream.
Here, we have,
a) When the boat travels upstream, the current hinders the boat (the speed of the boat decreases). Thus, the speed of the boat upstream becomes
22-t mph.
b) When the boat travels downstream, the current helps the boat (the speed of the boat increases). Thus, the speed of the boat downstream becomes
22+t mph.
Hence, The solution is:
a) 22-t mph; is the rate of the boat when it travels upstream.
b) 22+t mph. is the rate of the boat when it travels downstream.
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What is the slope of a line that is parallel to the graph of the function below.
y = 1/4x-3
Answer:
The slope of a line that is parallel to the graph of the function below is 1/4x
Step-by-step explanation:
The only way you can have a line that stays parallel to another is if they have the same slope, and the slope of them both is 1/4x
I need help pls pls pls pls
Answer:
D. 4
Step-by-step explanation:
If he leaves the science assignments for the next day, he will spend zero hours on science assignments. This means that y is equal to 0. Plug this into the given equation and solve for x.
2x + y = 8
2x + 0 = 8
2x = 8
x = 4
Gerald can complete 4 math assignments.
i need these done as quick as possible and i have no clue what to do.
Answer:
1. y = 4
2. x = 10
3. n = 6
4. m = 4
5. h = 2
Step-by-step explanation:
Hope this helps!!
A TV that usually sells for $171.38 is on sale for 15% off. If sales tax on the TV is 9%, what is the price of the TV, including tax?
Answer:
171.38 - 15% plus tax= 171.23
Hope this helped!
On the coordinate grid, the graph of y = RootIndex 3 StartRoot negative x minus 1 EndRoot is shown. It is a reflection and translation of y = RootIndex 3 StartRoot x EndRoot. On a coordinate plane, a cube root function goes through (negative 2, 1), has an inflection point at (negative 1, 0), and goes through (7, negative 2). What is the range of the graphed function? {x |-2 < x < 2} {y |-2 < y < 2} {x | x is a real number} {y | y is a real number}
Answer:
Step-by-step explanation:
B {y |-2 < y < 2}
Solve for X. 5 =2x -3 Enter your answer in the box X=
Answer:
4
Step-by-step explanation:
The two-way frequency table below shows the preferred communication method of employees at a company, based on years of employment with the company.
Text
Message Instant
Message Phone Call Email Total
0 to 7 years 36 49 8 21 114
8 or more years 12 22 19 43 96
Total 48 71 27 64 210
What percentage of employees with 8 or more years at the company reported that email is their preferred method of communication?
A.
48.84%
B.
20.48%
C.
67.19%
D.
44.79%
Using it's concept, the percentage of employees with 8 or more years at the company reported that email is their preferred method of communication is:
D. 44.79%.
What is a percentage?The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:
P = a/b x 100%
In this problem, there are 96 employees with 8 or more years of experience, of which 43 prefer email, hence the percentage is:
P = 43/96 x 100% = 44.79%.
Hence option D is correct.
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2/3+3/4x-1/3=
what is it im confused
If 3^14 + 3^14 + 3^14 = 3^x, what is the value of x?
The value of x = 15.
The equation given is \(3^{14}\) + \(3^{14}\) + \(3^{14}\) = \(3^{x}\).
We can simplify this equation by adding the three terms on the left-hand side, which gives us 3(\(3^{14}\)) =\(3^{15}\).
Therefore, x = 15.
To understand why this is the case, we need to remember the laws of exponents.
The law of exponents states that when we multiply two numbers with the same base, we can add their exponents.
So, for example, \(3^{2}\) * \(3^{3}\) = \(3^{2+3}\) = \(3^{5}\).
Using this law, we can see that \(3^{14}\) +\(3^{14}\) + \(3^{14}\) is the same as 3 * \(3^{14}\).
And since 3 is also a factor of \(3^{15}\), we can combine the terms to get \(3^{15}\).
Therefore, x = 15.
We arrived at this conclusion by using the law of exponents to combine the terms on the left-hand side of the equation.
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Two identical gardens are to be weeded, each by a two-person team. Team A includes one gardener who could weed the garden in 2 h and another who could weed the garden in 4 h. Team B includes two gardeners, either of whom could weed the garden in 3 h. Which team will finish first? Explain.
Step-by-step explanation:
Team A time is 1 garden / ( 1 garden/ 2 hr + 1 garden/4 hr) = 1 1/3 hr
Team B = 1 / ( 1/3 + 1/3) = 1 1/2 hr
Team A wins !
write 7 11/40 as a decimal
Answer:
7.275
Step-by-step explanation:
291/40 = 7.275
Hope this helps!
Answer:
7.275
Step-by-step explanation: