Review Quiz #6 - Algebra 3

What are the inverse points for the coordinates:

(3, 0) , (2, -4), (5, 5) and (-6,8)

• (3,0) , (2, -4) , (5,5) , (6,8)

• (0,3) , (-4,2) , (5,5) , (8,-6)

• (3,2), (0, -4), (5, -6), (5,8)

State if the given functions are inverses. (yes or no)

(a)  

Find the inverse of the function including any restriction on the domain.

• f^-1 = x³ − 5, x ≥ 5
• f^-1 = x³ + 5,  x ≥ 0
• f^-1 = x³ + 5
• Inverse does not exist

Which pair of functions are inverses?

g(x)=x-1
f(x)=x²-2x
Find (g-f)(x)

• -x²+3x-1
• -x³+x²+5x-4
• x²-3x+1
• x²+3x+1