Предмет: Алгебра, автор: vvadishka2020

Знайдiть суму та рiзницю многочленiв:
1)c-8 i с+3
2)-p^2+3p-5 i p^2-7

Ответы

Автор ответа: ilaffyvashie
1
1) c - 8 і c + 3 =
c - 8
c + 3
c - 8 = c - 8
c + 3 = c + 3
(c - 8) x (c + 3);

2) -p^2 + 3p - 5 і p^2 - 7 =
-p^2 + 3p - 5
p^2 - 7
-p^2 + 3p - 5 = -p^2 + 3p - 5
p^2 - 7 = p^2 - 7
(-p^2 + 3p - 5) x (p^2 - 7).
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надо найти неизвестное число а
-(-(-(-(-а)))) = 20
с объяснением
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