如果實數(shù)
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滿足
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,則
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的最大值是____________________;最小值是_________________________;
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;
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設(shè)
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,則
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。
因為點
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在圓
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上,
所以直線
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與圓
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有公共點,
所以
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,所以
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,所以
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,即
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,
所以
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,所以
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的最大值為
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,最小值為
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。
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