Question

(-3у⁴)³ ⅑у³
сроччна сроччна пж​

Answer 1

$(-3)^{3}y^{4\cdot 3} \cdot \frac{1}{9} \cdot y^{3} = -27 \cdot \frac{1}{9} \cdot y^{12+3} = -3 y^{15}$