Hey, i have been stuck on this question for a while now so could anyone help with it?

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12

Ihave trouble finding the nth term of a linear sequence

A33.33 percent decrease followed by a 50% increase. greater or larger that original amount?