-2 to the second power is (-2) x (-2) = +4
2 to the 2nd power is 4.
2-2 = 4
22x52x7 4x25x7 100x7 700
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.
-2 to the second power is (-2) x (-2) = +4
2 to the 2nd power is 4.
2-2 = 4
22x52x7 4x25x7 100x7 700
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.
(-2)^2 = -2 * -2 = 4.
4
5
2^5 = 32 and 5^2 = 25
6 to the negative 2nd means that it equals 1 over 6 to the negative 2nd.
1.5 to the 2nd power equals 2.25
(-1)2 = +1