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Question: 

Rocket A passes Earth at a speed of 0.65c. At the same time, rocket B passes Earth moving 0.95c relative to Earth in the same direction as A. How fast is B moving relative to A when it passes A?

Source: Giancoli, Douglas C., Physics: Principles with Applications, 7th Edition, 2014.

Quick Answer: 

$0.78c$

Giancoli 7th Edition, Chapter 26, Problem 52

(1:46)

Chapter 26, Problem 52 is solved.

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