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Triginometric Identities

  • Thread starter brandon26
  • Start date
  • #1
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I have been trying to solve this question for some time but I just cannot find the right solution:

Simplify: 4cosec^2X + (4cosec^2X)(cot^2X)
 

Answers and Replies

  • #2
Fermat
Homework Helper
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1
Take out the common factor.
 
  • #3
arildno
Science Advisor
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As a follow up to Fermat's suggestion, show that:
[tex]1+cot^{2}(y)=\frac{1}{\sin^{2}y}[/tex]
 

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