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    Confused_111's Avatar
    Confused_111 Posts: 19, Reputation: 1
    New Member
    		  
    #1

    Oct 20, 2007, 06:54 PM
    Circular Functions
    How would you use a graphics calculator to find one solution of the equation cosx=x^2, and deduce the other solution.

    Thanks
    CaptainRich's Avatar
    CaptainRich Posts: 4,492, Reputation: 537
    Cars & Trucks Expert
    		  
    #2

    Oct 20, 2007, 06:55 PM
    https://www.askmehelpdesk.com/mathem...ck-here-u.html
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #3

    Oct 21, 2007, 11:18 AM
    Just graph it as

    One solution is on the screen capture. Since it's an even function, the other is the same only positive.

    I done this with my TI-92
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