Question

упростить выражение 0.3√8-0.5√162+0.6√2

Answer 1

$0.3 sqrt{8} -0.5 sqrt{162} +0.6 sqrt{2} = 0.3*2 sqrt{2} - 0.5*9 sqrt{2} + 0.6 sqrt{2} = 0.6 sqrt{2} - 4.5 sqrt{2} + 0.6 sqrt{2} = -3.3 sqrt{2}$

Ответ: $-3.3 sqrt{2}$