simplifying trig expressions

Mathematics
Tutor: None Selected Time limit: 1 Day

I need help simplifying a few trig expressions!

May 10th, 2015

where are trignometric expressions.........................................................................................................................

May 10th, 2015
  1. sin^2x-1/sinx+1  
  2. 1-sin^3x
May 10th, 2015

they are already simplified........................................................................

what do want to do with them.

May 10th, 2015

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May 10th, 2015
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May 10th, 2015
May 29th, 2017
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