Can someone help me with some math problems? I'll say that your answer is the brainliest. I'm on a schedule here lol

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

Which function has the domain x> -11? y= x+ 11 +5 y= x-11 +5 y= x+5 - 11 y= x+5 + 11