Juana had a board that was 54 inches long. She cut off 22.5 inches for a project. How may inches of the board remain?

Which function has the domain x> -11?

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)

Which expression is the factorization of x^2+10+21