已知二次函数F(X)=AX^2+BX+C(A不等于0)的图像过点(0,1),切且与X轴有唯一焦点横坐标为-11.求F(X)的表达式 答案为F(X)+X^2+2X+12.当X属于【-2,2】时,求函数F(X)=f(X)-KX的最小值g(k)注明二次函数的
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![已知二次函数F(X)=AX^2+BX+C(A不等于0)的图像过点(0,1),切且与X轴有唯一焦点横坐标为-11.求F(X)的表达式 答案为F(X)+X^2+2X+12.当X属于【-2,2】时,求函数F(X)=f(X)-KX的最小值g(k)注明二次函数的](/uploads/image/z/2690399-47-9.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0F%28X%29%3DAX%5E2%2BBX%2BC%28A%E4%B8%8D%E7%AD%89%E4%BA%8E0%EF%BC%89%E7%9A%84%E5%9B%BE%E5%83%8F%E8%BF%87%E7%82%B9%EF%BC%880%2C1%EF%BC%89%2C%E5%88%87%E4%B8%94%E4%B8%8EX%E8%BD%B4%E6%9C%89%E5%94%AF%E4%B8%80%E7%84%A6%E7%82%B9%E6%A8%AA%E5%9D%90%E6%A0%87%E4%B8%BA-11.%E6%B1%82F%28X%29%E7%9A%84%E8%A1%A8%E8%BE%BE%E5%BC%8F+%E7%AD%94%E6%A1%88%E4%B8%BAF%28X%29%2BX%5E2%2B2X%2B12.%E5%BD%93X%E5%B1%9E%E4%BA%8E%E3%80%90-2%EF%BC%8C2%E3%80%91%E6%97%B6%EF%BC%8C%E6%B1%82%E5%87%BD%E6%95%B0F%EF%BC%88X%EF%BC%89%3Df%28X%29-KX%E7%9A%84%E6%9C%80%E5%B0%8F%E5%80%BCg%28k%29%E6%B3%A8%E6%98%8E%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0%E7%9A%84)
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