Question

. Calculează:
a) (x+2y) (x² - 2xy + 4y²) - 8y³;
b) (x-2) (2³ + 2x² + 4x+8) - (x-2)(x+2) (x²+4);
c) (x − 3)(x − 2) + (x + 4) (x - 1) - (2x - 1)(x - 2);
d) (x - 5) (x + 2) - 2 (x - 1) (x + 3) + x².


URGENTTTT​

Answer 1

sper să te ajute!! mult noroc