Linear Functions Inverses

• A

• B

• C

• D

• A

• B

• C

• D

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)

Find the inverse of
f(x) = 1/4x - 7

• f^-1(x) = 4x + 7

• f^-1(x) = -4x + 28

• f^-1(x) = -4x - 7

• f^-1(x) = 4x + 28

Was the inverse function found correctly?

• Yes

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

• A.
• B.
• C.
• D.

• A

• B

• C

• D

Was the inverse function found correctly?

• yes

• no

• 1/6

• -6

• -1/6

• 18

• 1/18

• -1/18

• 3

• -3

• 1/3

• -1/3