By typing 232 you told the calculator to calculate 2 divided by 3 to the power of 2 rather that 23 to the power of 2. No matter how many powers of powers you have just keep using the rule and multiply away. If VD eig A then.
Basic definition of what is a power and some different notation you may see.
No matter how many powers of powers you have just keep using the rule and multiply away. This page will show you how to do this. 2 7 2 to the power of 7 128 10 2. I to the 96th power since this is a multiple of 4 this is i to the fourth and then that to the 16th power.