A2 - Unit 1 DA Test Review

What is the equation of the absolute value function?

• f(x)= |x+4|
• f(x)= |x-4|
• f(x)= |x| + 4
• f(x)= |x| - 4

Which function defines the graph?

• f(x) = |x - 4| + 3

• f(x) = |x - 3| + 4

• f(x) = |-x + 4| + 3

• f(x) = |x + 4| + 3

Select all that apply:

The Vertex Of the absolute value function is located at

• The origin

• The highest point on the graph

• (0,0)

• There is no vertex for this function

The shape of the function is

• a U shape

• a V shape

• randomly placed curved lines

• an X shape

The domain of the parent function is

• All real numbers

• $x\ge0$

• $x\le0$

• $\left\{...-5,\ -4,\ -3,\ -2,\ -1,\ 0,\ 1,\ 2,\ 3,\ 4,\ 5,\ ...\ \right\}$

The range of the parent function is

• All real numbers

•  $y\ge0$ 

•  $y\le0$ 

• integer values only

The range of the parent function is

• All real numbers

•  $y\ge0$ 

•  $y\le0$ 

• integer values only

For the absolute value parent equation, the graph has reflectional symmetric about

• the x-axis

• the y-axis

• the origin

• y=x

For the absolute value parent function what does the origin represent? Select all that apply.

• maximum value

• minimum value

• x intercept

• y intercept

Solve the system of equations to find the value of y.

• -2

• 3

• -3

• 2