spaceship A travelling at 0.6c is chasing another spaceship B travelling at 0.8c, which is of course trying to get away. Now spaceship A fires a missile at spaceship B, what minimum speed does the missile need (relatively to A) to have to hit B?
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spaceship A travelling at 0.6c is chasing another spaceship B travelling at 0.8c, which is of course trying to get away. Now spaceship A fires a missile at spaceship B, what minimum speed does the missile need (relatively to A) to have to hit B?