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Math Help - evaluate or simplify without using a calulator

  1. #1
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    evaluate or simplify without using a calulator

    In e(with an exponent of 4)
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  2. #2
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    Quote Originally Posted by J_Pettway View Post
    In e(with an exponent of 4)
    = 4 ln e = 4

    using logarithm rules you should be familiar with.
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  3. #3
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    solve the expotiential equation and put answer in solution set of natural logarithms

    5^8x=3.9
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  4. #4
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    Quote Originally Posted by J_Pettway View Post
    5^8x=3.9
    Take log (your choice of base) of both sides:

    log 5^8x = log 3.9 => 8x log 5 = log 3.0 => .......

    And ...... New thread for new questions!!.
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