Question

Solve.

x^-9 y^3 / x^-7 y^8

Answer 1

`(x^(-9)y^3)/(x^(-7)y^8)=x^(-9-(-7))y^(3-8)=x^(-2)y^(-5)=(1)/(x^2y^5)\\\\Used:\\\\(a^n)/(a^m)=a^(n-m)\\\\a^(-n)=(1)/(a^n)`