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Could -2 be used as a base to rewrite 32? 64? Why or why not?
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Could -2 be used as a base to rewrite 32? 64? Why or why not?

User Julen
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-2 cannot be used as a base to rewrite 32 as 2^5 is an odd power and odd powers with negative bases will be negative. However since 64 is 2^6 it is ok to use a negative base because it will end up positive
User Argeny
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