1已知函数Y=1-2A-2AX+2X的平方(-1《X《1)最小值为F(A)(1)求F(A)的表达式(2)若A属于-2,0的闭区间,求F(A)的值遇2定义在R上的函数F(X)满足:如果对任意X1,X2属于R,都有F((X1+X2)/2)《
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![1已知函数Y=1-2A-2AX+2X的平方(-1《X《1)最小值为F(A)(1)求F(A)的表达式(2)若A属于-2,0的闭区间,求F(A)的值遇2定义在R上的函数F(X)满足:如果对任意X1,X2属于R,都有F((X1+X2)/2)《](/uploads/image/z/2641887-63-7.jpg?t=1%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0Y%3D1-2A-2AX%2B2X%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%88-1%E3%80%8AX%E3%80%8A1%29%E6%9C%80%E5%B0%8F%E5%80%BC%E4%B8%BAF%EF%BC%88A%EF%BC%89%EF%BC%881%EF%BC%89%E6%B1%82F%EF%BC%88A%EF%BC%89%E7%9A%84%E8%A1%A8%E8%BE%BE%E5%BC%8F%EF%BC%882%EF%BC%89%E8%8B%A5A%E5%B1%9E%E4%BA%8E-2%2C0%E7%9A%84%E9%97%AD%E5%8C%BA%E9%97%B4%2C%E6%B1%82F%EF%BC%88A%EF%BC%89%E7%9A%84%E5%80%BC%E9%81%872%E5%AE%9A%E4%B9%89%E5%9C%A8R%E4%B8%8A%E7%9A%84%E5%87%BD%E6%95%B0F%EF%BC%88X%EF%BC%89%E6%BB%A1%E8%B6%B3%EF%BC%9A%E5%A6%82%E6%9E%9C%E5%AF%B9%E4%BB%BB%E6%84%8FX1%2CX2%E5%B1%9E%E4%BA%8ER%2C%E9%83%BD%E6%9C%89F%EF%BC%88%EF%BC%88X1%2BX2%EF%BC%89%2F2%EF%BC%89%E3%80%8A)
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