1 задание-преобразуите в многочлен: а) (x+6)²; б) (3a-1)²; в) (3y-2)*(3y+2);г) (...

peresheina2002 @peresheina2002

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1 задание-преобразуите в многочлен: а) (x+6)²; б) (3a-1)²; в) (3y-2)*(3y+2);г) (4a+3k)*(4a-3k) 2задание-упростите выражение: (b-8)²-(64-6b)

Answers & Comments

litanalove 1. a) (x +6)² =x² +12x +36

b) (3a-1)² =9a² -6a +1

в) (3y -2)(3y +2) =9y² -4

г) (4a+3k)(4a-3k) =16a² -9k²

2. (b -8)² -(64 -6b) = b² -16b +64 -64 +6b =b² -10b = b(b -10)

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