Question

simplify and write in exponential from
a). 9^11÷9^7​

Answer 1

Answer:

9^4

Step-by-step explanation:

Given,

9^11÷9^7

We know that ,

a^m÷a^n = a^(m-n)

So ,

9^11÷9^7 =9^(11-7)

9^11÷9^7 =9^4