Solve for x

Discussion in 'Other Pre-University Math' started by nycmathguy, Jun 20, 2022.

  1. nycmathguy

    nycmathguy

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    IMG_20220620_163636.jpg
     
    nycmathguy, Jun 20, 2022
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  2. nycmathguy

    MathLover1

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    4e^(x-1)=60........take natural log of both sides

    ln(4e^(x-1))=ln(60)
    ln(4)+ln(e^(x-1))=ln(60)
    ln(e^(x-1))=ln(60)-ln(4)
    (x-1)ln(e)=ln(60/4)
    (x-1)*1=ln(15)
    x-1=ln(15)
    x= 1+ln(15)
     
    MathLover1, Jun 20, 2022
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    nycmathguy likes this.
  3. nycmathguy

    nycmathguy

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    Cool. There are 3 unanswered threads in the Calculus forum.
     
    nycmathguy, Jun 20, 2022
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