(x + 5)(x + 5)
What is x^2 + 10x + 25
(8x + 5)(3x - 10)
What is 24x^2 - 65x - 50
(-100x + 9)(2x + 100)
What is -200x^2 - 9982x + 900
(7x - 20)(-10 + 10x)
What is 70x^2 - 130x + 200