math. solve for t

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1/1024=42*0.5^(t/12.5)

Solve for t. Please show work. Much appreciated!

  • math. solve for t -

    take log of each side.

    -log1024=log42+t/12.3 * log 1/2

    solve for t.

  • math. solve for t -

    im getting 104 hours but the correct answer is 125 hours?

  • math. solve for t -

    (-log1024-log42)12.5/log.5=192hrs

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