Question

PLEASE HELP ASAPP!!!!!!!!!!!!!!!

Answer 1

I think the Answer is 9

Answer 2

$\dfrac{1}{3^{-2}x^{-4}y^2}=\dfrac{3^2x^4}{y^2}\\\\\\ \dfrac{3^2\cdot3^4}{(-1)^2}=\dfrac{3^6}{1}=3^6=\boxed{729}$

Answer B)