Автор - kira1497

(x+2)(x^2-2x+4)-x(x-4)(x+4)-8 если х=-5

Ответ

Автор - olya5969
(-5+2)(-5^2-2(-5)+4)+5(-5-4)(-5+4)-8=-3(25+10+4)+5(-9)(-1)-8=-3(-11)+45-8=33+45-8=70

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