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Express in scientific notation. Choose the answer with the proper number of significant figures. (3x10^4) (4x10^23) A: 10x10^27 B: 1x10^28 C: 12^27 D: 12x10^27

Express in scientific notation. Choose the answer with the proper number of significant figures. (3x10^4) (4x10^23) A: 10x10^27 B: 1x10^28 C: 12^27 D: 12x10^27
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Express in scientific notation. Choose the answer with the proper number of significant figures.

(3x10^4) (4x10^23)

A: 10x10^27
B: 1x10^28
C: 12^27
D: 12x10^27

User Davi Arimateia
by
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1 Answer

6 votes
The answer is d

This is because the 3 is distributed to the 4 to get 12. The 10^4 is distributed to the 10^23 and because of the exponent laws, the exponents are added to get 27 and the 10's (being the base) is left alone.
User Oboe
by
7.8k points
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