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Unformatted text preview: examples. The base DOES not change, only the exponent does, and all it does is flips the sign. A negative exponent can be turned into a positive one, and vice versa. Usually there is no point of turning positive exponents negative when they are already positive. We always want them to be positive, since they make our life easier. Here are some examples:- = x 2 1x2 =- y3 1y 3- , . no need of doing this but just an example...
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- Spring '09