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    charnelle's Avatar
    charnelle Posts: 4, Reputation: 1
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    #1

    Apr 2, 2008, 04:18 PM
    Scientific notations?
    what is the scientific notation of (3.1x10^7)(2x10^-5?
    lengkyx's Avatar
    lengkyx Posts: 67, Reputation: 3
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    #2

    Apr 2, 2008, 10:17 PM
    Quote Originally Posted by charnelle
    what is the scientific notation of (3.1x10^7)(2x10^-5?
    what is the scientific notation of (3.1x10^7)(2x10^-5?

    it means 3.1 x 10000000 x 2*.00010

    = 6200

    I think.
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #3

    Apr 3, 2008, 05:05 AM
    When multiplying terms with exponents, you add the exponents. 7+(-5)=2

    Doing this we get
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