Posted by **Drew** on Wednesday, November 7, 2012 at 6:16pm.

Solve the following and express the answer in scientific notation: (5.4 x 10^4) x (4.5 x 10^8)

A. 2.4 x 10^10

B. 24 x 10^11

C. 24 x 10^12

D. 2.4 x 10^3

I say D

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