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An enemy spaceship is moving toward your star fighter with a speed, as measured in your frame, of 0.400c. The enemy ship fires a missile toward you at a speed of 0.700c relative to the enemy ship (Fig. 37.28).
(a) What is the speed of the missile relative to you? Express your answer in terms of the speed of light
(b) If you measure that the enemy ship is 8.00 x 106km away from you when the missile is fired, how much time, measured in your frame, will it take the missile to reach you?

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