Help please? (3.5×10^−5)(3×10^−10) Express your answer in scientific notation. 1.05×10^−15 1.05×10^−14 1.05×10^−13 1.05×10^15

asked May 19, 2017 103k views

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Help please?

(3.5×10^−5)(3×10^−10) Express your answer in scientific notation.

1.05×10^−15
1.05×10^−14
1.05×10^−13
1.05×10^15

by Mkaes

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3 votes

B . 1.05 x 10^-14
hope i helped

Kelcey answered May 20, 2017

8.3k points

4 votes

(3.5 x 10^-5)(3 x 10^-10) = (3.5 x 3) x 10^(-5 - 10) = 10.5 x 10^-15 = 1.05 x 10(1 - 15) = 1.05 x 10^-14

Fenone answered May 25, 2017

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