Precalc

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how to solve 5(2^(3x)) = 8

Steps too please

answer is ln 1.6 / 3 ln 2

  • Precalc -

    solve 5(2^(3x)) = 8

    5(2^(3x)) = 8
    2^3x = 8/5
    2^3x = 1.6
    take logarithms of both sides
    3x log 2 = log 1.6
    Divide both sides by 3 log 2
    x = log 1.6/(3 log 2)

  • Precalc -

    thank you

  • Precalc -

    You're welcome!

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