Question

Como puedo simplificar
(4^4*4^-2x^3x^-1y^2y^-2)^2​

Answer 1

$(4^{4}\cdot4^{-2}x^{3}x^{-1}y^{2}y^{-2})^{2}=\\\\=(4^{4-2}\cdot x^{3-1}\cdot y^{2-2})^{2}=\\\\=(4^{2}\cdot x^{2}\cdot y^{0})^{2} =\\\\=(16x^{2})^{2}=\\\\=256x^{4}$