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Re: Trigonometry

  • To: mathgroup at smc.vnet.net
  • Subject: [mg117876] Re: Trigonometry
  • From: David Bailey <dave at removedbailey.co.uk>
  • Date: Sat, 2 Apr 2011 02:43:37 -0500 (EST)
  • References: <in3uvd$hqe$1@smc.vnet.net>

On 01/04/2011 08:30, Michaël ELBAZ wrote:
> Hello,
>
> With the input "(Cos[x])^2 + (Sin[x])^2", can we get the output "1" ?!
>
> Thanks
>
In[622]:= (Cos[x])^2 + (Sin[x])^2//Simplify

Out[622]= 1

David Bailey
http://www.dbaileyconsultancy.co.uk



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