A:汉武帝时
B:隋炀帝时
C:唐太宗时
D:明成祖时
the money the government offered, the pupils in the poor area could go back to school again.
台湾的经济特点类似于下列国家中的( )
(Ⅰ) 证明f(x)在1,+∞)上是增函数;
(Ⅱ) 求f(x)在1,4上的最大值及最小值.