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Re: Simplify Exponential Output

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  • Subject: [mg108346] Re: Simplify Exponential Output
  • From: Bob Hanlon <hanlonr at cox.net>
  • Date: Sun, 14 Mar 2010 05:15:50 -0500 (EST)

Tell it to use 1/2 for .5

4^(0.5 x) // Rationalize

2^x


Bob Hanlon

---- davef <davidfrick2003 at yahoo.com> wrote: 

=============
4^(0.5x) can be rewritten as 2^x  (i.e., 2^[(2)(0.5)(x)]).

How can I get Mathematica to output 4^0.5x as 2^x?

E.g., my input is 4^(.5 x); how do I get output of 2^x?


--

Bob Hanlon



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