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    brutis21's Avatar
    brutis21 Posts: 1, Reputation: 1
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    #1

    Sep 13, 2010, 06:13 AM
    how to prove (cos theta) (cot theta) sin theta = csc theta?
    (cos theta) (cot theta) + sin theta = csc theta... How do you prove this
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Sep 13, 2010, 06:19 AM

    Convert the csc and cot functions into their sin and cosine equivalents. Then use the fact that cos^2Θ + sin^2Θ = 1.
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    chinninani Posts: 13, Reputation: 1
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    #3

    Sep 11, 2012, 07:26 AM
    Convert cot in terms of cos&sin and solve.it's very easy
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