Автор - ortigor04

Помогите плиз номер 535 a

Ответ

Автор - Amelie13

D = 9-8 = 1

X1 = (- 3+1)/4 = - 0,5

X2 = (-3-1)/4 = - 1

2x^2+3x+1 = 2(x+0,5)(x+1) = (2x+1)(x+1)

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