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What is the product of 2.5 × 10 to the −15th power and 3.9 × 10 to the 26th power? (5 points)


9.75 × 10 to the 41th power

6.4 × 10 to the 1st power

6.4 × 10 to the 41th power

9.75 × 10 to the 11th power

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3 answers
  1. Last choice

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  2. Usually the "and" in arithmetic means addition, so none of your choices are correct. If you meant multiply , ("times"), then I agree with the CodyJinks

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  3. 2.5*10^-15 * 3.9*10^26 = 9.75*10^(-15+26) = 9.75*10^11.

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