Anyone think they can help with this?

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex