Question

9^2/5*27^2/5 вычислить

Answer 1

$displaystyle 9^{ frac{2}{5}}*27^{ frac{2}{5}}=(9*27)^{ frac{2}{5}}=(3^2*3^3)^{ frac{2}{5}}=(3^5)^{ frac{2}{5}}=3^{ frac{5*2}{5}}=3^2=9$