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Mathematics 20 Online
OpenStudy (anonymous):

Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88 x 1012 miles. Suppose a star is 3.2 x 10^2 light-years from Earth. In scientific notation, approximately how many miles is it? 1.88 x 10^12 5.88 x 10^14 3.2 x 10^15 1.88 x 10^15

OpenStudy (anonymous):

D. 3.2*10^2 *5.88*10^12

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