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What is the distance covered on the return trip

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Reference no: EM131588422

An astronaut travels to a distant star with a speed of 075c relative to Earth. From the astronaut's point of view, the star is 7.5ly from Earth. On the return trip, the astronaut travels with a speed of 089c relative to Earth. What is the distance covered on the return trip, as measured by the astronaut? Give your answer in light-years.

Reference no: EM131588422

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