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OpenStudy (anonymous):
simplify the expression; \[\cot x \sin x - \sin \left( \frac{ \pi }{ 2 } - x \right) + \cos x\]
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OpenStudy (anonymous):
okay ill assume you have to use your trig identities, do yo
OpenStudy (anonymous):
know those ?
OpenStudy (anonymous):
do you know those *
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