college algebra

scientific notation
4.0x10^-3x3.6x10^-3/1x10^4x4.5x10^-2

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  1. (4.0x10^-3)*(3.6x10^-3)/[(1x10^4)*(4.5x10^-2)]
    = [(4.0)*(3.6)]/4.5]* 10^(-3-3-4+2)
    = 3.2 * 10^-8

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