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Algebra 19 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 × 10^12 miles. Suppose a star is 1.23 × 10^2 light-years from Earth. In scientific notation, approximately how many miles is it?

OpenStudy (anonymous):

Please help Idk anything about this :(

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