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【简答题】
我们将点P（x，y）经过矩阵 a b c d 的变换得到新的点P'（x'，y'）称作一次运动，即： x′ y′ = a b c d x y ． （1）若点P（3，4）经过矩阵 A= 0 1 1 0 变换后得到新的点P'，求出点P'的坐标，并指出点P'与点P的位置关系； （2）若函数 f(x)= 1 a x 2 + 5 a （x≥0）的图象上的每一个点经过（1）中的矩阵A变换后，所得到图象对应函数y=g（x），试研究在y=g（x）上是否存在定义域与值域相同的区间[m，n]，若存在，求出满足条件的实数a的取值范围；若不存在，说明理由．
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参考答案：
举一反三
【单选题】Which sentence is a right sentence offset with parenthetical punctuation?
A.
Desperate robber Tommy Millar 36 was jailed for robbing his father’s grocery store.
B.
Desperate robber Tommy Millar, 36, was jailed for robbing his father’s grocery store.
查看完整题目与答案
【单选题】About parenthetical expressions, which of the following is not correct?
A.
They are often used to give additional information.
B.
They help to make the information more detailed.
C.
They make the information more abstract and easier to understand.
D.
They offer an easy way of giving additional explanation.
查看完整题目与答案
【简答题】国家垄断资本主义对经济宏观管理和调节代表着每一个资本家的利益。
查看完整题目与答案
【单选题】垄断资本主义国家对经济的宏观管理与调节代表着（ ）
A.
大垄断资本家的经济利益
B.
中小资本家的经济利益
C.
垄断资产阶级的整体利益
D.
全体劳动人民的共同利益
查看完整题目与答案
【单选题】At the end of the first paragraph, the writer includes a parenthetical remark about the 7-second mini-commercials currently seen in Japan and Europe. The writer most likely includes this information t...
A.
the United States has fallen behind its Japanese and European competitors in some important areas of development
B.
television commercials seen in the United States may well become even shorter than they are at present
C.
television commercials in other parts of the world use even more advanced technology than that used in the United States
D.
the quality of a television commercial is net necessarily related to its length
查看完整题目与答案
【判断题】The end-of-text referencing is a brief parenthetical acknowledgement in the text.
A.
正确
B.
错误
查看完整题目与答案
【单选题】国家垄断资本主义对经济的宏观调节代表着（）。
A.
极少数金融寡头的经济利益
B.
中小资本家的经济利益
C.
国有企业的经济利益
D.
垄断资产阶级的整体利益
查看完整题目与答案
【单选题】在单边带发射机以电话方式工作时,射频信号中的载波电平接近于零的发射类型是( ):
A.
J3E
B.
R3E
C.
H3E
D.
F1B
查看完整题目与答案
【单选题】The word 'paradox' in paragraph 1 is ______.
A.
a parenthetical expression
B.
a difficult puzzle
C.
an abnormal condition
D.
a self-contradiction
查看完整题目与答案
【单选题】Which of the following sentences does not have parenthetical element?
A.
As we now say, I was not integrated. I was, if anything, disintegrated.
B.
Looking out of the window, he can see the lake.
C.
Judging from what he said, he does look down on his elder brother.
D.
True, often there is a kind of innocence in prejudices, but in those days, I viewed grade-three thinking with contempt and mockery.
查看完整题目与答案
相关题目：
【单选题】Which sentence is a right sentence offset with parenthetical punctuation?
A.
Desperate robber Tommy Millar 36 was jailed for robbing his father’s grocery store.
B.
Desperate robber Tommy Millar, 36, was jailed for robbing his father’s grocery store.
查看完整题目与答案
【单选题】About parenthetical expressions, which of the following is not correct?
A.
They are often used to give additional information.
B.
They help to make the information more detailed.
C.
They make the information more abstract and easier to understand.
D.
They offer an easy way of giving additional explanation.
查看完整题目与答案
【简答题】国家垄断资本主义对经济宏观管理和调节代表着每一个资本家的利益。
查看完整题目与答案
【单选题】垄断资本主义国家对经济的宏观管理与调节代表着（ ）
A.
大垄断资本家的经济利益
B.
中小资本家的经济利益
C.
垄断资产阶级的整体利益
D.
全体劳动人民的共同利益
查看完整题目与答案
【单选题】At the end of the first paragraph, the writer includes a parenthetical remark about the 7-second mini-commercials currently seen in Japan and Europe. The writer most likely includes this information t...
A.
the United States has fallen behind its Japanese and European competitors in some important areas of development
B.
television commercials seen in the United States may well become even shorter than they are at present
C.
television commercials in other parts of the world use even more advanced technology than that used in the United States
D.
the quality of a television commercial is net necessarily related to its length
查看完整题目与答案
【判断题】The end-of-text referencing is a brief parenthetical acknowledgement in the text.
A.
正确
B.
错误
查看完整题目与答案
【单选题】国家垄断资本主义对经济的宏观调节代表着（）。
A.
极少数金融寡头的经济利益
B.
中小资本家的经济利益
C.
国有企业的经济利益
D.
垄断资产阶级的整体利益
查看完整题目与答案
【单选题】在单边带发射机以电话方式工作时,射频信号中的载波电平接近于零的发射类型是( ):
A.
J3E
B.
R3E
C.
H3E
D.
F1B
查看完整题目与答案
【单选题】The word 'paradox' in paragraph 1 is ______.
A.
a parenthetical expression
B.
a difficult puzzle
C.
an abnormal condition
D.
a self-contradiction
查看完整题目与答案
【单选题】Which of the following sentences does not have parenthetical element?
A.
As we now say, I was not integrated. I was, if anything, disintegrated.
B.
Looking out of the window, he can see the lake.
C.
Judging from what he said, he does look down on his elder brother.
D.
True, often there is a kind of innocence in prejudices, but in those days, I viewed grade-three thinking with contempt and mockery.
查看完整题目与答案
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