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why is a number to the zeroth power always 1?

 Oct 30, 2017
 #1
avatar+96189 
+3

This is true for all real numbers except 0

 

Let   a  be any real number except  0

 

Note that

 

an-n    =   an  / an    =   1 =    a0   

 

 

cool cool cool

 Oct 30, 2017

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