Respuesta :

Zacharias15
5a^2 + 3a^2x-7a^3+2a^2-8a^2x+4

Combine Like Terms:

(-7a^3)+(3a^2x+ -8a^2x)+(5a^2+2a^2)+(4)

-7a^3 - 5a^2x+7a^2+4

Answer:

A : −10a4+17a2s−6s2

Step-by-step explanation:=

=(−2a2+s)(5a2+−6s)

=(−2a2)(5a2)+(−2a2)(−6s)+(s)(5a2)+(s)(−6s)

=−10a4+12a2s+5a2s−6s2

=−10a4+17a2s−6s2