初中数学升学复习测试题精编──综合测试题（二）一、填空题１．函数中，自变量的取值范围是２．若ａｂ＞０，ｂｃ＜０，那么直线经过象限。３．反比例函数图象上有一点Ｐ，它的横坐标ｍ与纵坐标ｎ是方程的两根，则ｋ＝。点Ｐ到原点的距离｜ＯＰ｜＝４．一次函数的图象不... Junior high school mathematics review review test ─ ─ comprehensive test questions (b) a fill in the blank questions 1. In the function, the range of the argument is 2. If ab>0 and bc<0, the line passes through the quadrant. 3. There is a point P on the image of the inverse proportional function. Its abscissa m and ordinate n are two equations, then k=. The distance from point P to the origin |OP|=4. The image of a function is not...