Предмет: Алгебра, автор: Hyrda91

Решите уравнение (х-5)^2+4х=25

Ответы

Автор ответа: о0Dашка0о

0

(x-5)^2 + 4x = 25
$x^{2} + 10x + 25 + 4x =25; x^{2} + 6x = 0; x(x+6) = 0 ;$
[x=0 [x=0
[x+6=0 [x=-6
Otvet : -6;0.

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