Question

Решите уравнение (4-7) 4.1) х²=1 2) х²=43) х²=34) х²=7 5) 10х²=0,16) 5х²=1,255.1) х²-х=02) -х²+х=03) 0,1х²-0,01х=04)0,2х²+0,04х=06.1) 1/2 х²-18х=02) 2/3 х²+6х-8х=03) 4 целых 1/2 х²+27х=04) 3 целых 1/5 х²-8х=05) 2х²+√5х=06) 3х²+√7х=0​

Answer 1

Ответ:

1) х=1, -1

2) х=2, -2

3) х=✓3, -✓3

4)✓7, -✓7

5)0,1 , -0,1

6) 0,5 -0,5

Answer 2

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