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How to simplify this equation that i an trying to solve

How to simplify this equation that i an trying to solve-example-1
User Eyalsh
by
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1 Answer

6 votes

we have the expression


\cot (\theta)\cdot\sec (\theta)

Remember that


\cot (\theta)=(\cos(\theta))/(\sin(\theta))

and


\sec (\theta)=(1)/(\cos(\theta))

Substitute given values in the original expression


(\cos(\theta))/(\sin(\theta))_{}\cdot(1)/(\cos(\theta))=(1)/(\sin(\theta))=\csc (\theta)

therefore

the answer is csc(theta)

User Jannes Botis
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4.4k points