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Ответ

Ответ дан
maksimmahor

1)2х5-10х⁴+6х

3)14х+35ху-6ух-15у²

2)3у⁴-5у+6у-10

4)х³-х²-2х-1х²+1х+2

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3у(5ху)

3а(4а)

1а-б

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7х²=-21х

Х²=-3

х=±√3

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6м²-3м+м²+2м+3м-6

7м²+1м-6 (так можно оставить) либо

D=1²-4•7•6=1-42≠решений нет

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5х+1/6-х+3/4=3 | ОБЩИЙ ЗНАМЕНАТЕЛЬ 12 => 5Х+1(2) -Х+3(3)=36

10Х+1-3Х+9=36

13Х=36-9

13Х=27

Х=2,5

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