Inverse of a Linear Function

• A

• B

• C

• D

Tags

CCSS.HSF-BF.B.4A

• A

• B

• C

• D

Tags

CCSS.HSF-BF.B.4A

Find the inverse of f(x) = -4x - 12

• f^-1(x) = 4x - 3

• f^-1(x) = -1/4x - 3

• f^-1(x) = 1/4x + 3

• f^-1(x) = -4x - 3

Tags

CCSS.HSF-BF.B.4A

What is the first step in finding the equation of the inverse of a function?

• get x by itself

• switch x and y

• solve for y

• write the function in inverse function notation

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function
f(x) = 3x − 5

• f^-1(x)=3x +5

• f^-1(x)=(x+5)/3

• f^-1(x)=3y-5

• f^-1(x)=3y+5

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function
f(x) = 7x + 5

Mathematical Equivalence

ON

Tags

CCSS.HSF-BF.B.4A

Tags

CCSS.HSF-BF.B.4C

Mathematical Equivalence

ON

Tags

CCSS.HSF-BF.B.4A

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

The inverse has been reflected over which line?

• y = x

• y =1

• y = 0

• y = x + 1

Tags

CCSS.HSF-BF.B.4C