所以当X=-1时,Y=3；X=2时,Y=-3,Y 的取值范围就是-3
推荐
猜你喜欢
- he has lost his temper and his health in the war and never found either of them again.怎么翻译
- 在观察人体口腔上皮细胞实验中为什么用碘液染色
- we spend more than two hours doing our homework in the evening （改为同义句）
- 在直角三角形ABC中,a.b为直角边长,c为斜边,则(a+b)/c的取值范围是
- we found that Linda was an honest girl 改为简单句We found 后面有4个空拜托各位了 3Q
- 桶水内结满了冰,且冰面正好与桶口相平.此时桶与冰的总质量是22kg,当冰全部溶化后,需要向桶内倒入2L水,水面正好与桶口相平,试求桶的容积及桶的质量
- 某工厂承担了加工2100个机器零件的任务,甲车间单独加工了900个零件后,由于任务紧急,要求乙车间与甲车间
- He ____(leave) for Japan tomorrow morning