Question

выполните умножение
(7m–4)(—2n+2)
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Answer 1

$\displaystyle (7m-4)(-2n+2)=7m(-2n+2)-4(-2n+2)=-14mn+14m+8n-8$

Answer 2

(7m–4)*(—2n+2)=-14mn+14m+8n-8