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

**References**:**Solving periodic functions***From:*"David Rees" <w3bdevilREMOVE@THISw3bdevil.com>