• 2021 April(D05) Math Question 45

    Logarithms

    - Logarithm Expressions

    Laws of Logarithms
    Choice D
    log  ({3×10{5000}})=log  3+log  10{5000}log\; (\{3\times 10^\{5000\}\})=log\; 3+log\; 10^\{5000\}
    =log  3+5000×log  10=log\; 3+5000\times log\; 10
    =0.5+5000×1=5000.5=0.5+5000\times 1=5000.5

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