Автор - ycmanddff

решить уравнение (6x-1)(1+6x-4x(9x+3)=-145

Ответ

Автор - Lianaotl
(6x-1)(1+6x-4x)(9x+3)=-145
6x+36x^2-24x^2-1-6x+4x+9x+3+54x^2+18x-36x^2-12x=-145
-24x^2-1+4x+9x+54x^2+18x-12x=-145
30x^2+19x=144

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