Please help me someone :

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

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.

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy