Question

What is all the power of 3 that are in the range 3 ro 1000

Answer 1

A power is how many times a number is multiplied by itself. So for 3, the number given, the values are as follows:
3•3=9
3•3•3=27
3•3•3•3=81
3•3•3•3•3=243
3•3•3•3•3•3=729
The next power will be greater than 1000 and therefore out of the range given.

Answer 2

3^1,3^2,3^3,3^4,3^5,3^6