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求过程和答案 谢谢~
1个回答
展开全部
=limx²/(∫e^(x²/2)dx-x^(2/3))
=lim2x/(e^(x^(4/3)/2)(x^(2/3))'-(2/3)x^(-1/3))
=lim2x/(2/3)x^(-1/3)(x^(4/3)/2)
=6
第一个等号ln(1+u)~u
第三个等号e^u-1~u
=lim2x/(e^(x^(4/3)/2)(x^(2/3))'-(2/3)x^(-1/3))
=lim2x/(2/3)x^(-1/3)(x^(4/3)/2)
=6
第一个等号ln(1+u)~u
第三个等号e^u-1~u
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