2 to the 2nd power is 4.
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2 to the second power is the same as 22, which is 2 x 2 or 4.
6x5
It equals 0. * * * * * Unless the question is (-x)2 + (+x)2. In that case, the answer is 2x2
-2 to the second power is (-2) x (-2) = +4