Question

Ayuda porfavor se tiene que simplificar ​

Answer 1

$\frac{x}{x.x^{2} } = \frac{1}{x^{2} } = x^{-2}$

$\frac{9^{2} . 9^{9} }{9^{3} } = \frac{9^{2}. (9^{2}.9^{2} .9^{2}. 9^{2}.9)}{9^{2}.9 } = 9^{8} = 43046721$