SOLUTION: Can you verify tan(-x)csc x cos(-x)= -1

Algebra ->  Trigonometry-basics -> SOLUTION: Can you verify tan(-x)csc x cos(-x)= -1      Log On


   

Question 609073: Can you verify tan(-x)csc x cos(-x)= -1
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
tan(-x)csc x cos(-x)= -1

-tan(x)csc(x)cos(x)= -1

-tan(x)*(1/sin(x))*cos(x) = -1

-tan(x)*(cos(x)/sin(x)) = -1

-tan(x)*cot(x) = -1

-1 = -1

So this verifies the identity.
--------------------------------------------------------------------------------------------------------------
If you need more help, email me at jim_thompson5910@hotmail.com

Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you

Jim
--------------------------------------------------------------------------------------------------------------