Can someone help me with this is due

The prefix of the italicized word in the sentence is rather difficult

The vertical height of a soccer ball can be represented by the following function, where h(x) represents the height, in feet, x seconds after the soccer ball is kicked. rewrite the function in the form that reveals the times at which the soccer ball is on the ground.

Can someone me with an english language arts assignment? i need someone who's an expert or good at english language ! i need correct answers only !