Question

привести дробь 2а2/3b3 к знаменателю 27b5​

Answer 1

$\frac{2a^{2}}{3b^{3}} =\frac{2a^{2}*9b^{2}}{3b^{3}*9b^{2}}=\frac{18a^{2}b^{2}}{27b^{5} }$