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Автор - ariana2002grande

3x в квадрате -0,6x+0,03-3(x-0,1)(x+0,1)

Ответ

Автор - NochnayaArhideya
3х²-06х+0.03-3*(х-0.1)*(х+0.1)=0
3х²-0.6х+0.03-3*(х²-0.01)=0
3х²-0.6х+0.03-3х²+0.03=0
-0.6х+0.06=0
-0.6х=-0.06
х=(-0.06)/(-0.6)
х=0.1

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