Question

Which function has an inverse that is a function?
b(x) = x + 3
d(x) = -9
m(x) = -7x
P(x) = x

Answer 1

Answer:

b(x)=x+3

Step-by-step explanation:

The inverse of b(x)=x+3 is x=y+3 or f(x)=x-3 which is a function

Answer 2

Answer:c

Step-by-step explanation: