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Given x= t+e^t, y=t+t^2, find the value of d^2y/dx^2 when t=0. -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 218.175.77.245
unog:x和y都是t的函數, 題目要求y對x微分,那x還必 61.62.121.187 01/23 20:10
unog:須對誰來微分? chain rule 61.62.121.187 01/23 20:12