Question

решите уравнение.......................​

Answer 1

1)x² = 4

x = 2

x = -2

2)x² = 17

x = ✓17

x = -✓17

3)x² = 0.09

x = 0.3

x = -0.3

4)2x² = 0.08

x² = 0.04

x = 0.2

x = -0.2