can a base be negative at the same time as my exponent?

how will you solve this one?
-6 ^-3

2 answers

as long as the exponent is an integer, the base can be negative. Negative exponents just mean that you take the reciprocal:

(-6)^(-3) = 1/(-6)^3 = 1/-216 = -1/216
awesome.. I wasn't sure about the negative sign..:)