Multiplying Powers With Same Base

S.Baker's 10.1 Tackk for Math II

One of the brightest stars in the sky is Sirius, which is part of the constellation Canis Major. Sirius is 9 light years from Earth. One light year = 5.88 x 10 ^ 12 miles. How far, in miles, is Sirius?

So, Sirius is 5.292 x 10 ^ 13 miles from Earth.

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