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2020 2/2京産Ⅰ

■解答

① \(-k\)   ② \(\sqrt{\displaystyle\frac{k}{m}}\)   ③ \(S_0\)

④ \(0\)   ⑤ \(-2k\)   ⑥ \(\sqrt{\displaystyle\frac{2k}{m}}\)

⑦ \(-ks_1\)   ⑧ \(k(s_2-s_1)\)   ⑨ \(-2k\)

⑩ \(k\)   ⑪ \(-2k\)