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    sgardner6998's Avatar
    sgardner6998 Posts: 1, Reputation: 1
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    #1

    Mar 24, 2009, 12:05 PM
    Trig Equation
    How would you solve this equation exactly

    sec 4x = 2
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Mar 24, 2009, 01:20 PM

    First substitute the equivalent cosine function for the secant: sec(a) = 1/cos(a). Then manipulate to get the cosine term by itself. From there it should be obvious. Post back if you get stuck.
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