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[高数134] 根据题意先求被积函数的表达式再求不定积分
高等数学习题讲解 第134题 根据题意, 得用换元的操作先求被积函数的表达式 求不定积分中, 分子分母同乘e^x, 凑微分后换元 然后根据分部积分法求解, 最后还利用一拆项求积的技巧.
高等数学(上)习题集116/264
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