16+4(9+4)simplify using the order of operations

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.

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Do,h = (7, 9) (14, 18) the scale factor is