**Unformatted text preview: **c) We want B A 2 B B A 2 A B A 2 B A B A 4 2 4 ) ( 1 M M M M M M M M M M KE KE +-=-= = which reduces to , 6 2 B B A 2 A = +-M M M M from which, using the quadratic formula, we get the two possibilities B A 83 . 5 M M = and B. A 172 . M M =...

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- Kinetic Energy, Ratio, AVA M, KE B 4M, 2M A 4M, MB 2M