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Math Help - log question

  1. #1
    Senior Member
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    log question

    write the following as the log of a single number

    A.
    log 3 + log 20 -log 4

    B.
    2log(small 3) 5 + 3log(small 3) 2
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  2. #2
    -1
    e^(i*pi)'s Avatar
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    Quote Originally Posted by wolfhound View Post
    write the following as the log of a single number

    A.
    log 3 + log 20 -log 4

    B.
    2log(small 3) 5 + 3log(small 3) 2
    Use the log rule that says

    log_b(a)+log_b(c) - log_b(d) = log \left(\frac{ac}{d}\right)
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