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Math Help - Logarithmic equations

  1. #1
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    Logarithmic equations

    Having some troubles figuring out these two logarithmic equations

    First is 4^m+2=32

    And the second is

    6^2-r=50

    Thanks in advance would love to know how to solve
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  2. #2
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    Re: Logarithmic equations

    Quote Originally Posted by DjNito View Post
    Having some troubles figuring out these two logarithmic equations

    First is 4^m+2=32

    And the second is

    6^2-r=50

    Thanks in advance would love to know how to solve
    I suppose you mean ...

    4^{m+2} = 32

    you can solve this equation w/o logs ... note that 4 = 2^2 and 32 = 2^5


    6^{2-r} = 50

    \log(6^{2-r}) = \log(50)

    use the power property of logarithms and finish it ...
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  3. #3
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    Re: Logarithmic equations

    Thank you for this help!! really help man
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