9. Any negative number squared is positive.
If you have 3 to the power 2 to the power 2, without any parentheses, you have to calculate from right to left. In this case, calculate 2 to the power 2; then calculate 3 to the power (whatever the result you get). If there are parentheses, do the calculation in parentheses first.
You square the number in the parentheses.
12 to the 2nd power means 12 squared (12 * 12). 122 = 144
0.000244140625
9. Any negative number squared is positive.
If you have 3 to the power 2 to the power 2, without any parentheses, you have to calculate from right to left. In this case, calculate 2 to the power 2; then calculate 3 to the power (whatever the result you get). If there are parentheses, do the calculation in parentheses first.
Oh, dude, negative 1 to the 2nd power is just 1. It's like math's way of saying, "Hey, I'm gonna make this negative thing positive because why not?" So, yeah, negative 1 squared equals 1. Math can be weirdly optimistic sometimes.
You square the number in the parentheses.
Negative 9 to the negative 2nd power (-9-2) = 0.012345679 (repeating).
12 to the 2nd power means 12 squared (12 * 12). 122 = 144
0.000244140625
Why_is_the_term_squared_is_used_to_express_the_2_power
5 over 8 to the negative 2nd power equals 2.56
It is 530.66
Four to the second power is 16 or four squared.
6 to the negative 2nd means that it equals 1 over 6 to the negative 2nd.