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A spaceship passes you at a speed of 0.600c. You measure its length to be 34.2 m. How long would it be when at rest? Given the following definition, compute Q(5). Q(n) = 0 if n = 0, 1 if n = 1, 3 if n = 2, Q(n − 1) + Q(n − 2) + Q(n − 3) if n > 2 Q(5) =? Will humans eventually leave earth? What element undergoes alpha decay to form lead-208? (PLEASE ANSWER + 10 POINTS!!)? Small math problem?