Mathematics in Grade One is in the senior high school entrance examination.
When -A2-3 >: 0, a; 0, when b>- 1, so when a; 3/2, b< in-1, a in the third quadrant, when a=3/2, when b is not equal to-1, when a is not equal to 3/2 on the y axis, when b=- 1, when a=3/2, and b on the x axis.