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Math Help - Please help with this exponential equation

  1. #1
    Junior Member
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    Please help with this exponential equation

    Hi, can someone please help me to solve this exponential equation?
    thanks.
    Attached Thumbnails Attached Thumbnails Please help with this exponential equation-exponentialequation.jpg  
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  2. #2
    MHF Contributor red_dog's Avatar
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    3^{2x}-6\cdot 3^x+9=0\Leftrightarrow(3^x-3)^2=0\Leftrightarrow 3^x=3\Leftrightarrow x=1
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