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Scientific notation.
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Scientific notation.

Scientific notation.-example-1
User Jkettmann
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1 Answer

3 votes

Answer:

23.1 x 10^11

Step-by-step explanation:

(4.2x5.5) x (10^9x10^2)

23.1 x 10^11 (Add the exponents, and multiply the decimals.)

I hope this helped! :)

User Mirko Arcese
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