Which graphs represent functions with the following key features the bottom three graphs are labeled
graph x. graph y. graph z​

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Factor the polynomial by its greatest common monomial factor.