Question

(3x²+2y)(3x-2xy) =
(-6a-7b)(2a-8b) =
(2m-5n)(2m+5n)=
(9x2-6) (9x+6y=
(2m-6+2n) (5m4+2n-3)=
(x2 - y²)(x+2+3 y)=

Answer 1

Respuesta:

1.-

$3 {x }^{2} + 3x - 2xy + 2y$

2.-

$- 12a + 56b$

3.-

$4m - 25n$

4.-

$9 {x}^{2} + 9x + 6y - 6$

5.-

$5 {m}^{4} + 2m + 4n + 18$

6.-

${x}^{2} + x + 3y - {y}^{2} + 2$