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A certain star is 3.8 times 10 squared3.8×102 light years from the Earth. One light year is about 5.9 times 10 Superscript 125.9×1012 miles. How far from the earth​ (in miles) is the​ star?

 Oct 18, 2017
 #1
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 [ (3.8) * 10^2] *  [ 5.9 * 10^12 ]  =  

 

(3.8)(5.9) * (10^2)(10^12)  =

 

22.42  *  10^14  = 

 

2.242 x  10^15   miles

 

 

cool cool cool

 Oct 18, 2017

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