Question

Упростите выражения
$1)(frac{x^{-3}y^{4} }{9})^{-2}$  * $(frac{3}{x^{-2}y^{3} })^{2}$
$2)(frac{m^{-4}}{10n^{5}k^{2} })^{-2}$  * $(frac{3}{x^{-2}y^{3} })^{2}$

Answer 1

I hope this helps you

Answer 2

I don’t no this formula