Question 230604
*[Tex \LARGE \frac{3^{-2}x^2y^{-6}}{7^{-2}x^{10}y^{-1}}]


*[Tex \LARGE \frac{7^{2}x^2y^{1}}{3^{2}x^{10}y^{6}}]


*[Tex \LARGE \frac{7^{2}x^{2-10}y^{1-6}}{3^{2}}]


*[Tex \LARGE \frac{7^{2}x^{-8}y^{-5}}{3^{2}}]


*[Tex \LARGE \frac{7^{2}}{3^{2}x^{8}y^{5}}]


*[Tex \LARGE \frac{49}{9x^{8}y^{5}}]


Answer: *[Tex \LARGE \frac{3^{-2}x^2y^{-6}}{7^{-2}x^{10}y^{-1}}=\frac{49}{9x^{8}y^{5}}, \ \ x \neq 0, y \neq 0]