本课配套习题挑战模式1/5
单选题
难度系数:
1.在平面直角坐标系中,点P的坐标为(-2,a2+1),则点P所在的象限是( )
A: 第一象限 |
B: 第二象限 |
C: 第三象限 |
D: 第四象限 |
一次做对,真牛!
+5奖励规则>
- 提示1:IC0yJmx0OzAsDQphPHN1cD4yPC9zdXA+KzEmZ3Q7MC4g5YaN5qC55o2u5ZCE6LGh6ZmQ5YaF54K555qE56ym5Y+354m55b6B5Yik5pat54K5UOaJgOWcqOixoemZkOWNs+WPrw==
- 答案:Qg==
PGRpdj7op6PvvJriiLVhPHN1cD4yPC9zdXA+5Li66Z2e6LSf5pWw77yMPGJyPuKItGE8c3VwPjI8L3N1cD4rMeS4uuato+aVsO+8jDxicj7iiLTngrlQ55qE56ym5Y+35Li677yILe+8jCvvvIk8YnI+4oi054K5UOWcqOesrOS6jOixoemZkDwvZGl2Pg==
本课配套习题挑战模式2/5
单选题
难度系数:
2.若点P(a,a-2)在第四象限,则a的取值范围是( )
A: -2<a<0 |
B: 0<a<2 |
C: a>2 |
D: a<0 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOagueaNruesrOWbm+ixoemZkOeCueeahOWdkOagh+espuWPt++8jOW+l+WHumHvvJ4w77yMYS0y77ycMO+8jOWNs+WPr+W+l+WHujDvvJxh77ycMu+8jOmAieWHuuetlOahiOWNs+WPrw==
- 答案:Qg==
PGRpdj7op6PvvJriiLXngrlQ77yIYe+8jGEtMu+8ieWcqOesrOWbm+ixoemZkO+8jDxicj7iiLRh77yeMO+8jGEtMu+8nDDvvIw8YnI+MO+8nGHvvJwyPC9kaXY+
本课配套习题挑战模式3/5
单选题
难度系数:
3.在平面直角坐标系中,若点P(m+3,m-1)在第四象限,则m的取值范围为( )
A: -3<m<1 |
B: m>1 |
C: m<-3 |
D: m>-3 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOeCueWcqOesrOWbm+ixoemZkOeahOadoeS7tuaYr++8muaoquWdkOagh+aYr+ato+aVsO+8jOe6teWdkOagh+aYr+i0n+aVsC4=
- 答案:QQ==
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
本课配套习题挑战模式4/5
单选题
难度系数:
4.若点P(m,1-2m)的横坐标与纵坐标互为相反数,则点P一定在( )
A: 第一象限 |
B: 第二象限 |
C: 第三象限 |
D: 第四象限 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOS6kuS4uuebuOWPjeaVsOeahOS4pOS4quaVsOeahOWSjOS4ujDvvIzlupTlhYjliKTmlq3lh7rmiYDmsYLnmoTngrnnmoTmqKrnurXlnZDmoIfnmoTnrKblj7fvvIzov5vogIzliKTmlq3ngrlQ5omA5Zyo55qE6LGh6ZmQLg==
- 答案:RA==
PGRpdj7op6PvvJriiLXngrlQ77yIbe+8jDEtMm3vvInnmoTmqKrlnZDmoIfkuI7nurXlnZDmoIfkupLkuLrnm7jlj43mlbDvvIw8YnI+4oi0bSvvvIgxLTJt77yJPTDvvIw8YnI+6Kej5b6XbT0x77yM5Y2zMS0ybT0tMe+8jDxicj7iiLTngrlQ55qE5Z2Q5qCH5piv77yIMe+8jC0x77yJ77yMPGJyPuKItOeCuVDlnKjnrKzlm5vosaHpmZAuIDwvZGl2Pg==
本课配套习题挑战模式5/5
单选题
难度系数:
5.如果点A(x,y)在第三象限,则点B(-x,y-1)在( )
A: 第一象限 |
B: 第二象限 |
C: 第三象限 |
D: 第四象限 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOagueaNrueCuUHvvIh477yMee+8ieWcqOesrOS4ieixoemZkO+8jOWPr+W+l3jjgIF555qE5Y+W5YC86IyD5Zu077yM6L+b6ICM5Y+v5b6XLXjvvIx5LTHnmoTnrKblj7fvvIznu5PlkIjlkITkuKrosaHpmZDngrnnmoTlnZDmoIfnmoTnibnngrnvvIzlj6/lvpfnrZTmoYg=
- 答案:RA==
PGRpdj7op6PvvJriiLXngrlB77yIeO+8jHnvvInlnKjnrKzkuInosaHpmZDvvIw8YnI+4oi0eO+8nDDvvIx577ycMO+8jDxicj7lnKhC77yILXjvvIx5LTHvvInkuK3vvIwteO+8njDvvIx5LTHvvJww77ybPGJyPuaVheeCuULvvIgteO+8jHktMe+8ieWcqOesrOWbm+ixoemZkC4gPC9kaXY+