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    Chelebell227's Avatar
    Chelebell227 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Dec 3, 2007, 12:24 PM
    Analytic trigonometry
    Question: Find all solutions of the equation

    sin[theta]*(cos[theta]-1=0


    My work:

    sin[theta]*cos[theta]-sin[theta]

    cos[theta]=0 or cos[theta]=1

    *Am I going in the right path I'm really confused on what to do*
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Dec 3, 2007, 04:13 PM


    is 0 if we have multiples of Pi.

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