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maw [93]
3 years ago
10

Need help in math and explain to me step by step

Mathematics
1 answer:
Rus_ich [418]3 years ago
7 0

Answer:

\left[\begin{array}{cc}x&y&-2&-9&0&-1&2&7&4&15\end{array}\right]

Step-by-step explanation:

Given

y = 4x - 1

Required

Create a function table for inputs -2, 0, 2 and 4

When x = -2

y = 4*-2 - 1 = -9

When x = 0

y = 4*0 - 1 = -1

When x = 2

y = 4*2 - 1 = 7

When x = 4

y = 4*4 - 1 = 15

So, the table is:

\left[\begin{array}{cc}x&y&-2&-9&0&-1&2&7&4&15\end{array}\right]

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Calculate the average rate of change of the quadratic function y = -x2 + 4x +2
algol13

Answer:

2

Step-by-step explanation:

The average rate of change of f(x) in the closed interval [ a, b ] is

\frac{f(b)-f(a)}{b-a}

Here [ a, b ] = [ 0, 2 ], thus

f(b) = f(2) = -(2)² + 4)(2) + 2 = - 4 + 8 + 2 = 6

f(a) = f(0) = 2

average rate of change = \frac{6-2}{2-0} = \frac{4}{2} = 2

6 0
3 years ago
Select all of the transformations that could change the location of the asymptotes of a cosecant of secant function. vertical sh
liubo4ka [24]

Answer: Phase Shift, Period Change

Step-by-step explanation:

4 0
3 years ago
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Is -4 < -5 1/2 a true statement?
Rzqust [24]
Yes it is because ( hey i actually dont know the answer) the calculation of calcullas
7 0
3 years ago
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Is this ordered pair a solution to the system of linear equations? Yes or no and why or why not?
nordsb [41]

Answer:

Yes, it is a solution

Step-by-step explanation:

9x+7y=-11

-2x-5y=30

substitute 5 for x and -8 for y and test:

9(5)+7(-8)=-11

45-56=-11 ,  this is true

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8 0
3 years ago
X + 6 = -50<br><br> ASAP <br><br> Please!!!!!!!!!
sergejj [24]

Hi there!

Answer:

<u><em>x=-56 and -56=x</em></u>

Step-by-step explanation:

addition property of equality is adding the same number both sides of an equation does not change the equation.

subtraction property of equality is subtraction the same number from both sides of an equation does not change the equation.

subtract by 6 both sides of an equation.

x+6-6=-50-6

simplify.

-50-6=-56

50+6=56

56-6=50

x=-56 and -56=x

Hope this helps!

-Charlie

Have a great day!

3 0
3 years ago
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