Verified answer

Объяснение:

1) 22

2)27

3) 34

4) 77

5) 2,4

6) 3,8

7) 8,3

8) 260

[tex] \sqrt{16 + 9 } = \sqrt{25} = 5[/tex]

[tex] \sqrt{36} \times \sqrt{49} = 6 \times 7 = 49[/tex]

[tex] \frac{1}{3} \sqrt{0.09 } - 2 = \frac{1}{3} \times \sqrt{ \frac{9}{100} } - 2 = \frac{1}{3} \times \frac{3}{10} - 2 = \frac{1}{10} - 2 = - 1.9 \: \: or \: - 1 \frac{9}{10} [/tex]