Question

d) Resolver:

1) (-3x2 + 2x4 - 8 - x3 + 5x ).(-5x4 )=
2) (4x3 - 5x2 + 2x + 1). (3x – 6)=
3) (-9x2 + x + 5x4) . (3 - 2x2 )=
4) (-3x2y3 + 4 - 7x2y2 - 6x3y3) . (5x4y + 8x - 2x3y - 10) =

Answer 1

una pregunta antes de reponderte es igual ancero ?