Re: solve trig equations

*To*: mathgroup at smc.vnet.net*Subject*: [mg125744] Re: solve trig equations*From*: Bob Hanlon <hanlonr357 at gmail.com>*Date*: Sat, 31 Mar 2012 03:41:55 -0500 (EST)*Delivered-to*: l-mathgroup@mail-archive0.wolfram.com*References*: <201203300936.EAA03677@smc.vnet.net>

Use Reduce rather than Solve. The result is extremely complicated. Bob Hanlon On Fri, Mar 30, 2012 at 5:36 AM, Neal Becker <ndbecker2 at gmail.com> wrote: > Solve[{Cos[a]+Cos[b]==x,Sin[a]+Sin[b]==y},{a,b},Reals] > Solve::nsmet: This system cannot be solved with the methods available to Solve. >> > > This is a simple enough system, what am I doing wrong? >

**References**:**[nOOb] solve trig equations***From:*Neal Becker <ndbecker2@gmail.com>