注意：此页面搜索的是所有试题
题目内容
（甘肃开放大学高等数学）
设函数f(x）=x^2,则limx→2f(x)-f(2）/x-2
<img src="data:image/png;base64,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" >
A.
2x
B.
2
C.
1
D.
4
<img src="data:image/png;base64,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" >
A.
2x
B.
2
C.
1
D.
4
参考答案