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Mathematics 21 Online
OpenStudy (anonymous):

(2x10^3)(4 x 10^-5) simplify a.8 x 10^-2 b.0.8 x 10^-2 c. 8 x 10^-1 d. 8 x 10^2

OpenStudy (anonymous):

The answer is 2/25 http://www.wolframalpha.com/input/?i=%282x10%5E3%29%284+x+10%5E-5%29+simplify

OpenStudy (anonymous):

A.

OpenStudy (anonymous):

It is \[(2\times4) \times 10^{3-5}\]

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