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曲线y=1+(-2≤x≤2)与直线y=k(x-2)+4有两个交点时,实数k的取值...
曲线y=1+
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(-2≤x≤2)与直线y=k(x-2)+4有两个交点时,实数k的取值范围是( )
A.[
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,+∞)
B.(
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,
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]
C.(0,
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)
D.(
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,
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]
考点分析:
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