SOLUTION: simplify the following, where k is any integer cos(2kpi-theta)(-sin(2kpi-theta))

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Question 317449: simplify the following, where k is any integer cos(2kpi-theta)(-sin(2kpi-theta))
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
cos(2kpi-theta)(-sin(2kpi-theta))
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= cos(-x)*(-sin(-x)
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= cos(x)*(sin(x)
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Cheers,
Stan H.
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