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May 22, 2015

Homework Help: Math

Posted by Deborah on Wednesday, January 9, 2013 at 9:31pm.

Which of the following expressions is written in scientific notation?

A.)73.4 x 10^5
B.)0.09 10^7
C.)80 x 10^3
D.)4.22 x 10^3

I think it is D.
Thank you.

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