What is the remainder when 10 to the 99 th power is divided by 9

Answer 1

look for a pattern ...
10^0 ÷ 9 leaves a remainder of 1
10^1 ÷ 9 leaves a remainder of 1
10^2 ÷ 9 leaves a remainder of 1
10^3 ÷ 9 leaves a remainder of 1
....
10^99 ÷ 9 leaves a remainder of 1

Answer 2

Let n be the exponent.
Formula- 10^n/9=1

Pattern can be n+1