1) factor. 25x^2−16y^2 enter your answer in the boxes.

What statement is true? 2x^2-9x+2=-1

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

36x2 + 49y2 = 1,764 the foci are located at: a) (-√13, 0) and (√13,0) b) (0, -√13) and (0,√13) c) (-1, 0) and (1, 0)