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

    Jul 12, 2012, 01:02 PM
    verify the identity
    sec(x) + tan(x)=1/(sec(x)-tan(x))
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    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Jul 12, 2012, 01:22 PM
    As usual for these types of problems, first step is to convert the secant and tangent functions to sine and cosine equivalents. Then simplify the resulting fractions. Look for opportunities to use basic identities such as sin^2x + cos^2x = 1.
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