Simplify the expression. Write the answer using scientific notation. (5*10^2)^-2

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Simplify the expression. Write the answer using scientific notation. (5*10^2)^-2

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    2021-09-19T04:12:29+00:00

     (5*10^2)^{-2}=5^{-2}*10^{-4}= \frac{1}{5^2} *10^{-4}=\frac{1}{25} *10^{-4}=0.04*10^{-4}=\\\\=4*10^{-2}*10^{-4}=4*10^{-6}

    Your answer is 4·10⁻⁶

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