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Math Help - Exponential Equation

  1. #1
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    Exponential Equation

    (25^x)-(6(5^x))+5=0
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  2. #2
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    Re: Exponential Equation

    25= 5^2 so 25^x= (5^2)^x= 5^{2x}= (5^x)^2. Replace 5^x by y and solve the quadratic equation for y.
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