A2 2.3-2.5 Review 2019

Identify the vertex of

g(x) = 3|x + 2|+ 10

• (-2, 3)

• (2, 10)

• (-2, 10)

• (-2, -10)

• None of these

Tags

CCSS.HSF-IF.C.7D

Identify the axis of symmetry of

y = -|x - 8| - 12

• 8

• x = 8

• x = -8

• x = -12

• None of these

Tags

CCSS.HSF-IF.C.7D

The graph of h(x) = -4|x + 3| is reflected across the x-axis with respect to the parent function.

• True

• False

Which of the following is the x-intercept of the function y=1/2|x - 4|

• (0, 4)

• (4, 0)

• (0, 2)

• (8, 0)

• None of these

Tags

CCSS.HSF-IF.C.7D

Describe the transformation of

g(x) = |x - 5| - 2

• The graph is shifted left 5 units and down 2 units.

• The graph is shifted right 5 units and down 2 units.

• The graph is shifted right 5 units and is reflected over the x-axis.

• The graph is shifted up 5 units and left 2 units.

• None of these

Identify the y-intercept(s) of the graph on page 50 of your Pearson textbook.

• (-4, 0), (2, 0)

• (0, -3)

• (-2, 0)

• (0, -2)

• None of these

Which of the following is the equation of an absolute value function with vertical stretch factor of 5 and vertex (7, -2)?

• f(x) = 5|x - 7| - 2

• f(x) = -5|x - 2| + 7

• f(x) = 5|x + 7| - 2

• None of these

Tags

CCSS.HSF-IF.C.7D

What is the range, in interval form, of the graph on page 50 of your Pearson textbook?

•  $\left(-\infty,\ -3\right]$  

•  $\left[-2,\ \infty\right)$  

•  $\left[-3,\ \infty\right)$  

•  $\left(-\infty,\ \infty\right)$  

• None of these.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Identify the domain of the function

f(x) = -1/3|x + 6| - 8

• $\left(-6,\ -8\right)$

• $\left(-\infty,\ -6\right]$

• $\left[-\infty,\ \infty\right]$

• $\left(-\infty,\ \infty\right)$

• None of these.

Select the correct answer for #10 on page 66 of your Pearson textbook.

• F

• G

• H

• J