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How do you simplify the expression $cosxtanx+sinxcotx$ ?

1 Answer

Shwetank Mauria

Oct 18, 2016

$cosxtanx+sinxcotx=sinx+cosx$

Explanation:

$cosxtanx+sinxcotx$

= $cosx xxsinx/cosx+sinx xxcosx/sinx$

= $cancelcosx xxsinx/cancelcosx+cancelsinx xxcosx/cancelsinx$

= $sinx+cosx$

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