Inverse Functions

The inverse has been reflected over which line?

• y = x
• y =1
• y = 0
• y = x + 1

Tags

CCSS.HSF-BF.B.4B

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)
• (-4, -1) and (-6, -4)
• (-1, -4) and (-4, -6)
• (4, 1) and (6, 4)

Tags

CCSS.HSF-BF.B.4C

Are these inverse functions?

• no
• yes
• no way to tell

Tags

CCSS.HSF-BF.B.4B

Are the blue and red graphs inverse functions?

• yes
• no
• no way to tell

Tags

CCSS.HSF-BF.B.4B

When finding the inverse of a relation, 
1st you replace f(x) with y
2nd switch the x's and y's
What do you do next?

• solve for y
• replace y with f^-1(x)
• solve for x
• find the greatest common factor

Tags

CCSS.HSF-BF.B.4A

Is the inverse function found correctly?

• yes
• no

Tags

CCSS.HSF-BF.B.4A

Which graph is the inverse of the graph shown?

• 
• 
• 
• 

Tags

CCSS.HSF-BF.B.4C

Find the inverse function of  $y=x^2+9$  

•  $y=\left(x+9\right)^2$  

•  $y=\sqrt{x-9}$  

•  $y=\sqrt{x}-9$  

•  $y=\sqrt{x+9}$  

Tags

CCSS.HSF-BF.B.4A

What function is the inverse of

 $f\left(x\right)=x^3+1\ \ \ ?$  

•  $g\left(x\right)=^3\sqrt{x-1}$  

•  $g\left(x\right)=^3\sqrt{x}-1$  

•  $g\left(x\right)=^3\sqrt{x+1}$  

•  $g\left(x\right)=1-x^3$  

Tags

CCSS.HSF-BF.B.4A

f(x) = ∛x is the inverse of which function?

• Square root function
• Quadratic function
• Cubic function
• Exponential Function