azerhashir57 azerhashir57

17-06-2017
Mathematics

contestada

What is the value of the expression All of 3.9 multiplied by 10 to the power 5 over all of 1.3 multiplied by 10 to the power 2?

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JunhaoZ JunhaoZ

17-06-2017

So first write out the expression:
[tex] \frac{3.9*10^{5}}{1.3*10^{2}} [/tex]
take two 10's from the top to cancel with the two 10's on the bottom.
3.9/1.3 is 3.
The answer is 3*10^3

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