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16 July, 14:04

A light-year is 5.9 x 10^12 miles. A mile is approximately 6.34 x 10^4 inches. About how many inches are in a light-year? Write your answer in scientific notation. Solve and explain.

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  1. 16 July, 14:43
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    The answer would be 3.7406 * 10^17. Because when multiplying the constant you would get 37.406 and then you add the exponent and add one more since only one decimal can be over the decimal.
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