Question

(2y)(9y9)
(×2)(-2×2)​

Answer 1

Respuesta:

(2y)(9y9)=18y10

2y(9y9)

=2*y*9*y9

=18*y10

=18y10

(×2)(-2x2)

(−2x2)

=x2*(−2)*x2

=−2*x4

=−2x4×2