SOLUTION: Express cos theta (sec theta - cos theta) in terms of sin theta

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Question 876428: Express cos theta (sec theta - cos theta) in terms of sin theta
Answer by jim_thompson5910(35256) About Me  (Show Source):
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cos(theta)*(sec(theta) - cos(theta))


cos(theta)*sec(theta) - cos(theta)*cos(theta)


1 - cos^2(theta)


sin^2(theta)