6 to the negative 2nd means that it equals 1 over 6 to the negative 2nd.
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6-2 = 0.02777777777
-2-6 = -0.015625 (or -1/64)
1/2, or .5When you raise a number to a negative power, you are dividing one by that number to the positive version of that power. For example, 5^-6 = 1/(5^6).So, 2^-1 = 1/(2^1), or 1/2, which = .5
4-8
-64 -(26) = -64 (-2)6 = 64