论文部分内容阅读
一、填空题(每空2分,共34分) 1.如果点p(a+1,b)在第三象限,那么点Q(2-a,b-1)在第____象限。 2.函数y=3x-1的自变量x的取值范围是____;函数y=1/(3x-1)的自变量x的取值范围是____。 3.已知函数y=3x~2-2x-1,当x=-2时,y=____;当y=0时,x的值应为____。 4.有一函数图象与x轴有一个交点是M(a-3,a+3),则M点的坐标应为____;有一函数图象与y轴交于一点N(b+1,b-1),则N点的坐标应为____。
First, fill in the blank (2 points for each space, a total of 34 points) 1. If the point p (a +1, b) in the third quadrant, then the point Q (2-a, b-1) in the first __ quadrant. 2. The range of the argument x of the function y=3x-1 is ____; the range of the argument x of the function y=1/(3x-1) is ____. 3. The known function y=3x~2-2x-1, when x=-2, y=____; when y=0, the value of x should be ____. 4. There is a function image with an intersection of the x-axis is M (a-3, a + 3), then the coordinates of the M point should be ____; there is a function image and the y-axis intersect at a point N (b +1, B-1), then the coordinates of N point should be ____.