Question

30x⁸⁰+80x⁸⁰ ; 2m(a-3)-5c(3-a) ; и 3.(x-2)²-x.(x-2) **** .умножить

Answer 1

$30x^{80}+80x^{80}=110x^{80};\2m(a-3)-5c(3-a)=2m(a-3)+5c*(a-3)=(a-3)(2m+5c);\3(x-2)^2-x(x-2)=(x-2)(2x-6)=2(x-2)(x-3).$

Answer 2

спс