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December 21, 2014

Homework Help: Physics

Posted by Beth on Friday, July 20, 2012 at 5:20pm.

A spacecraft approaching the earth launches an exploration vehicle. After the launch, an observer on earth sees the spacecraft approaching at a speed of 0.74c and the exploration vehicle approaching at a speed of 0.98c. What is the speed of the exploration vehicle relative to the spaceship?

I keep getting .259 which is the wrong answer. I dont know what Im doing wrong I use the velocity addition formula but it never works. Please help!!

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