RidiculousName
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I am not sure how to figure this out. Basically, I know XN + XN = 2XN and that 2N + 2N = 2N+1. So, since 2 * 2 = 4 why doesn't 2N+1 = (2 * 2)N = 4N?
greg1313 said:Why did you put the brackets there? Then you have to distribute N over both twos, which is not what you started out with.
[math]2^{N + 1} = 2 \cdot 2^N \neq 4^N[/math]RidiculousName said:2N+1 = (2 * 2)N = 4N?
greg1313 said:(2 * 2)$^\text{N}$
Is this part of a problem you're working on? If so, please post it and I'll be better equipped to help. :)
topsquark said:[math]2^{N + 1} = 2 \cdot 2^N \neq 4^N[/math]
-Dan