Question

($\sqrt{6}x^{2} - \sqrt{1.69$)

Answer 1

Объяснение:

1) = 6 - 1.3 = 4.7

2) = 4 · 7 - 25 · 2 = 28 - 50 = -22

3) = 18 · 1/9 · 5 - 1/6 · 16 · 3 = 10 - 8 = 2

4) = 31 - 1/25 · 125 = 31 - 5 = 26