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提问人:网友adam8616
发布时间:2023-08-08
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![设函数f(x)=x^3-x^2-1,则f(1/x)=A.1-x+x^2/x^3(分数线左边的为分子)B.1+x-x^3/x^3(分数线左边的](https://img2.soutiyun.com/shangxueba/askcard/2023-08/8/1283/20230808083425797.jpg)
[主观题]
设函数f(x)=x^3-x^2-1,则f(1/x)=A.1-x+x^2/x^3(分数线左边的为分子)B.1+x-x^3/x^3(分数线左边的
设函数f(x)=x^3-x^2-1,则f(1/x)=
A.1-x+x^2/x^3(分数线左边的为分子)
B.1+x-x^3/x^3(分数线左边的为分子)
C.1-x-x^2/x^3(分数线左边的为分子)
D.1+x+x^3/x^3(分数线左边的为分子)
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