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17 June, 10:55

Express in scientific notation. Choose the answer with the proper number of significant figures.

(3 x 10^4) (4 x 10^23) = ___

A. 12^27

B. 12 x 10^27

C. 10 x 10^27

D. 1 x 10^28

I thought it was B but that's incorrect

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  1. 17 June, 11:14
    0
    The answer is D. The 3 and 4 are a single digit so your answer should be as well.
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