Предмет: Алгебра, автор: meganyrkov1

подскажите плиз чему равно 2*(5-a)^2+7a при a=2

Ответы

Автор ответа: m11m

2(5-а)² +7а = 2(5-2)² +7*2 =2*3²+14=2*9+14=18+14=32

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