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**Unformatted text preview: **, 2 2 1 mgh kx = where h is the greatest height. Solving for h , m. 7 . 1 ) s m (9.80 kg) 20 . 1 ( 2 m) (0.15 m) N 1800 ( 2 2 2 2 = = = mg kx h...

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