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【简答题】
解下列不等式或不等式组，并把在数轴上表示出来 （1）5（x-1）≤3（x+1） （2） 2x-1 2 - 5x-1 4 ＜0 （3） x-5＜-3 2x＜-2 （4） 2x-1 3 - 5x+1 2 ≤1 5x-1＜3(x+1) ．
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参考答案：
举一反三
【简答题】轮胎与地面的附着系数主要取决于道路的 和 。
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【单选题】商务交谈开始可以进行必要的寒暄,但寒暄的内容不可选择( )
A.
天气
B.
对方的兴趣
C.
对方的政治宗教
D.
热门话题
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【单选题】听力原文：M: Juliet, you chose not to go to college. Why? Was it about money? W: Well. I don't want to sit here to say I was too poor to go to college. But the fact is that we didn't have the money, though...
A.
She didn't pass the exam.
B.
She wasn't interested in college.
C.
She couldn't afford college education.
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【简答题】2 Complete the sentences with a suitable word. ► When I told them, I noticed that they both looked very surprised. 1 She said her name but I’m afraid I didn’t ____ what it was. 2 I ____ ...
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【单选题】Newton迭代法在根的邻域内是_____阶收敛的。
A.
1
B.
2
C.
3
D.
4
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【单选题】在DOS子目录中欲直接改变当前目录为根目录,可使用( )。
A.
CD\
B.
CD.
C.
C
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【判断题】设x*是方程f(x)=0的根,在x*的某个开邻域内f的1阶导数和2阶导数都连续并且非零,则方程f(x)=0的Newton迭代法至少2阶局部收敛。
A.
正确
B.
错误
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【多选题】依承受载荷情况可将弹簧分为
A.
压缩弹簧
B.
拉伸弹簧
C.
扭转弹簧
D.
弯曲弹簧
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【单选题】-It is Sunday today. Why don't you go out to have fun? -I stay at home ________ on weekends. I don't like going out.
A.
at the same time
B.
all the time
C.
at times
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【单选题】It is time to go.Why do you()chatting away.
A.
get off
B.
keep up with
C.
keep on
D.
fall behind
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相关题目：
【简答题】轮胎与地面的附着系数主要取决于道路的 和 。
查看完整题目与答案
【单选题】商务交谈开始可以进行必要的寒暄,但寒暄的内容不可选择( )
A.
天气
B.
对方的兴趣
C.
对方的政治宗教
D.
热门话题
查看完整题目与答案
【单选题】听力原文：M: Juliet, you chose not to go to college. Why? Was it about money? W: Well. I don't want to sit here to say I was too poor to go to college. But the fact is that we didn't have the money, though...
A.
She didn't pass the exam.
B.
She wasn't interested in college.
C.
She couldn't afford college education.
查看完整题目与答案
【简答题】2 Complete the sentences with a suitable word. ► When I told them, I noticed that they both looked very surprised. 1 She said her name but I’m afraid I didn’t ____ what it was. 2 I ____ ...
查看完整题目与答案
【单选题】Newton迭代法在根的邻域内是_____阶收敛的。
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】在DOS子目录中欲直接改变当前目录为根目录,可使用( )。
A.
CD\
B.
CD.
C.
C
查看完整题目与答案
【判断题】设x*是方程f(x)=0的根,在x*的某个开邻域内f的1阶导数和2阶导数都连续并且非零,则方程f(x)=0的Newton迭代法至少2阶局部收敛。
A.
正确
B.
错误
查看完整题目与答案
【多选题】依承受载荷情况可将弹簧分为
A.
压缩弹簧
B.
拉伸弹簧
C.
扭转弹簧
D.
弯曲弹簧
查看完整题目与答案
【单选题】-It is Sunday today. Why don't you go out to have fun? -I stay at home ________ on weekends. I don't like going out.
A.
at the same time
B.
all the time
C.
at times
查看完整题目与答案
【单选题】It is time to go.Why do you()chatting away.
A.
get off
B.
keep up with
C.
keep on
D.
fall behind
查看完整题目与答案
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