■解答
① \(-\sqrt{2gh}\) ② \(e^2h\) ③ \(m_A-m_B\)
④ \(m_A+m_B\) ⑤ \(v_A\) ⑥ \(2v_A-v_B\)
⑦ \(\displaystyle\frac{(1-\alpha)v_A+2\alpha v_B}{1+\alpha}\) ⑧ \(\displaystyle\frac{2v_A-(1-\alpha)v_B}{1+\alpha}\) ⑨ \(\left( \displaystyle\frac{2e+1-\alpha}{1+\alpha}\right)^2h\)
⑩ \(\alpha\) ⑪ \(1+e^2\)
