Precalculus Inverse Functions

If f(x)=3x, what is f^-1(x)?

• x/3

• 3x²

• 3x + 3x

• 3x^-1

Tags

CCSS.HSF-BF.B.4A

What operation allows us to verify if functions are inverses?

• Multiplying

• Dividing

• Adding

• Composing

Tags

CCSS.HSF-BF.B.4B

What does an inverse function do?

• Nothing

• Makes it bigger

• Does the opposite of the original function

Tags

CCSS.HSF-BF.B.4C

• Inverse Functions

• Not Inverse Functions

Tags

CCSS.HSF-BF.B.4A

Which is f ^-1(x)?

• f ^-1(x) = 3x + 5

• f ^-1(x) = 3x - 5

• f ^-1(x) = 3x - 15

• f ^-1(x) = 3x + 15

Tags

CCSS.HSF-BF.B.4A

Is the inverse function found correctly?

• yes

• no

Tags

CCSS.HSF-BF.B.4A

• f^-1(x) = 4x + 7

• f^-1(x) = -4x+28

• f^-1(x) = -4x - 7

• f^-1(x) = 4x+28

Tags

CCSS.HSF-BF.B.4A

Find the correct order to find the inverse of f(x)= 2x-5

• 2y= x+5

• 2y-5=x

• y=2x-5

Tags

CCSS.HSF-BF.B.4A

Find the inverse 
f(x)= x⁴ - 2

• ∜(x+2)

• (x+2)⁴

• -1+2x⁴

• ∜2x

Tags

CCSS.HSF-BF.B.4A

Find the inverse
f(x)=2x-2

• f^-1(x)=1/2x+1

• f^-1(x)=-2-1/2x

• f^-1(x)=-7/3x-20/3

• 2-2/5x

Tags

CCSS.HSF-BF.B.4A