Question

14. Спростіть вираз​

Answer 1

Ответ:

$0.6 sqrt{50} - frac{2}{3} sqrt{18} + 1.5 sqrt{8} = 0.6 sqrt{25 times 2} - frac{2}{3} sqrt{9 times 2} + 1.5 sqrt{4 times 2} = 0.6 times 5 sqrt{2} - frac{2}{3} times 3 sqrt{2} + 1.5 times 2 sqrt{2} = 3 sqrt{2} - 2 sqrt{2} + 3 sqrt{2} = sqrt{2} + 3 sqrt{2} = 4 sqrt{2}$