Question

9*81:3^1/2 помогите повавуста

Answer 1

$9 cdot81 div {3}^{ frac{1}{2} } = {3}^{2} times {3}^{4} div {3}^{ frac{1}{2} } = \ = {3}^{2 + 4 - frac{1}{2} } = {3}^{5 frac{1}{2} } = {3}^{5} sqrt{3} = \ = 243 sqrt{3}$