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Math Help - single solution?

  1. #1
    Super Member dhiab's Avatar
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    single solution?

    For any values of the real number a is equivalent to a single solution?
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  2. #2
    MHF Contributor
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    Quote Originally Posted by dhiab View Post
    For any values of the real number a is equivalent to a single solution?
    Hi

    Note that 1+\sin^2(ax) \geq 1 and \cos x \leq 1

    The only possibility to get the equation correct is therefore

    1+\sin^2(ax) = \cos x = 1 that I let you solve
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  3. #3
    Junior Member Rachel.F's Avatar
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    Quote Originally Posted by running-gag View Post
    Hi

    Note that 1+\sin^2(ax) \geq 1 and \cos x \leq 1

    The only possibility to get the equation correct is therefore

    1+\sin^2(ax) = \cos x = 1 that I let you solve
    How do you know that 1+\sin^2(ax) = \cos x ??
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  4. #4
    MHF Contributor
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    Quote Originally Posted by Rachel.F View Post
    How do you know that 1+\sin^2(ax) = \cos x ??
    Well this is the equation to be solved
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