— How many books did you borrow in the library?
— Three. I borrowed one yesterday and ________ two this morning.
A:other
B:the others
C:another
已知定义在R上的函数f(x)关于直线x=1对称,若f(x)=x(1﹣x)(x≥1),则f(﹣2)=( )
若函数y=m+2x的图象在其所在的每一象限内,函数值y随自变量x的增大而增大,则m的取值范围是( )