Why is the following true:

f(a)f(b) = 2^ab = 2^a+b

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- Sep 27th 2009, 07:40 AMjuliakUnderstanding Functions
Why is the following true:

f(a)f(b) = 2^ab = 2^a+b - Sep 27th 2009, 08:09 AMskeeter
- Sep 27th 2009, 08:16 AMLord Voldemort
In general, they aren't equal.

Do you mean $\displaystyle (c^m)(c^n) = c^{m+n}$?