Inverse Relations and Functions #2

Inverse Relations and Functions #2

2/9

A2.F.BF.B.4

Multiple Choice

What does it mean to find the inverse of a function?

• the x's and y's are switched

• the x's and y's are divided by 2

• the x's and y's are made negative

• the x's and y's are the same

Multiple Choice

Are the relations inverses?

• yes

• no

Multiple Select

Which of the following points are part of the inverse? Select ALL that apply!

• (2,3)

• (1,4)

• (-8,0)

• (-2,5)

• (4,-1)

Multiple Choice

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5

• f^-1(x) = ∛(x-5)

• f^-1(x) =√(x+5)

• f^-1(x) = x² - 5

Multiple Choice

 $y=2x-3$  

•  $y=3x-2$  

•  $y=2-3x$  

•  $y=\frac{1}{2}x-3$  

•  $y=\frac{1}{2}x+\frac{3}{2}$  

Multiple Choice

 $y=2\left(3x-5\right)$  

•  $y=-x+\frac{5}{3}$  

•  $y=\frac{1}{6}x-\frac{5}{3}$  

•  $y=\frac{1}{6}x+\frac{5}{3}$  

•  $y=-\frac{3}{5}x+6$  

Multiple Choice

 $y=\frac{1}{2}x^2+1$  

•  $y=\sqrt{2x+2}$  

•  $y=\pm\sqrt{2x-2}$  

•  $y=\pm\sqrt{2x-1}$  

•  $y=\pm\sqrt{x-2}$  

Fill in the Blank

What is the number of ounces of water needed if 7 teaspoons of tea are used?