Evaluate #(4.9×10−8) / (7.0×10−3)#. How do you express the answer in scientific notation?

1 Answer
Euan S.
Jul 19, 2016

#7xx10^(-6)#

Explanation:

Evaluate each part separately and remember that indices subtract upon division.

#(4.9/7.0) xx 10^(-8-(-3))#

#0.7 xx 10^(-5) = 7xx10^(-6)#

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