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MathGroup Archive 2007

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Re: Solving periodic functions

  • To: mathgroup at smc.vnet.net
  • Subject: [mg74987] Re: [mg74935] Solving periodic functions
  • From: Murray Eisenberg <murray at math.umass.edu>
  • Date: Fri, 13 Apr 2007 02:10:36 -0400 (EDT)
  • Organization: Mathematics & Statistics, Univ. of Mass./Amherst
  • References: <200704120846.EAA24338@smc.vnet.net>
  • Reply-to: murray at math.umass.edu

Reduce[6Cos[x]-5Cos[x] == 0 && 0<=x<=2Pi,x]

David Rees wrote:
> This is probably totally elementary, but I'm stumped nonetheless.
> 
> Anyway, in Mathematica, how do I solve an equation with multiple periodic 
> functions within a given function domain bound?
> 
> i.e. How would I find all values of x given 6Cos[x]-5Cos[x] = 0 where 
> 0<x<=2Pi ?
> 
> thanks 
> 
> 
> 

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305


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