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.

Math  PsyDAG, Thursday, January 10, 2013 at 1:17pm
I agree.
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