Question

Factoriza:
(2x + 3)(3 - x) - (2x - 5)(3 - x)

Answer 1

Respuesta:

(2x+3)(3-x)-(2x-5)(3-x)

(6x-2x^2+9-3x)-(6x-2x^2-15+5x)

(-2x^2+3x+9)-(-2x^2+11x-15)

-2x^2+3x+9+2x^2-11x+15

-8x+24

8(3-x)