What the answer and what do i need to write

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Ineed to know the answer right now! !