7x 2 14x 4 July 8, 2019 16 32 64 128 7x 2 14x 4x 8 7x 2 14x 4 28x 7x 2 14x 49 7x 14x 2 42 2 7x 14x 4 7 5 7x 2 )- 14x 4 Simplify 5 7x 2 )- 14x 4 7x 2 3xy 3 14x 4 x 2y X 3 7x 2 14x 48 7x 3 14x 2 4x 8 3x 2 7x x 2 14x 4 7x 5y 5 14x 4y 2 8x 2 14x 40 7x 2 X 4 7x 3 14x 2 14x 4 8x 2 14x 40 7x 2 discriminant