Question

Can you please solve this.

Answer 1

⇒I will use the laws of exponents. When you multiply powers of the same base you keep one base and add the exponents.

Below are all the steps in details

`=9^(-8+(-2)) \\=9^(-8-2) \\=9^(-10) \\=(1)/(9^(10) ) \\=(1)/(3486784401)`