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已知向量=(cosθ,sinθ),向量=(,-1)则|2-|的最大值,最小值分别是A.4,...
试题详情
已知向量
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAWCAYAAAD0OH0aAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAKZJREFU
OE/dU8ENwyAM9EjZJ1t4CJbwDh3Ac1hiBy9xNSRNoEFBlfqoiuCD786HbQi3KyOtCbnB0D0hojlh
WR8HjGJhfhakPc3nGb7/hjfFuaV/J5i8migwE5DYpep7lRzKAT4ABokJGOBRCVW5ixYBhvq1rQRX
MIWFNlbuWDHAg1wZ3Elt9vq7U416O5t3omLHEXvw6GqpqU6YO0kjwvQH9YAfHL4nsnDA6oII0T0A
AAAASUVORK5CYII=
)
=(cosθ,sinθ),向量
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAWCAYAAAD0OH0aAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAALFJREFU
OE+tU20NxCAMRdL8zEVFYAIPJ6A6SPCAiXd0MMKNj26XkewX77MdBssTYHeL0GDMmpBug8W2fyrM
pAP922CLzXOH9ztcFPVIM4J3pbzzy5Q/DpEJCh4NIYLJYa2PhhAZpMmnsNUhx/Fw5yKJEQdtCkHi
SOkzUiaODDOhi5MFpoR+OuJA4EGm5NBPRwTMZADmGucA1y5966ND3bJM6Mmm1cfU7uEOWDD//613
Hb5HpsB0tmhR7AAAAABJRU5ErkJggg==
)
=(
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAALtJREFU
OE/Nk9sVhCAMRENH9EMXFEET9EAB1ME59pAmsgmPFRF15Wv5UuQymUlUxAuGpZQat+bvAo+LT862
z+f+HMZIlq2IHfDpW+zU3NFzIm8jYUb4mS9o/DOMWMEimPwbuE80+bdl74oLnjvpGpyNJYFnz8Mg
YLQENUCgYEoLwOwtuJuwzjeEEDLkNJB2WynnEkaKdpZ2rqCoH2BRagPS9fjk2fBHUV/6MTanCbRb
g6UUUV9SbnH/Cn8A/r2EUaEPy7EAAAAASUVORK5CYII=
)
,-1)则|2
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAWCAYAAAD0OH0aAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAKZJREFU
OE/dU8ENwyAM9EjZJ1t4CJbwDh3Ac1hiBy9xNSRNoEFBlfqoiuCD786HbQi3KyOtCbnB0D0hojlh
WR8HjGJhfhakPc3nGb7/hjfFuaV/J5i8migwE5DYpep7lRzKAT4ABokJGOBRCVW5ixYBhvq1rQRX
MIWFNlbuWDHAg1wZ3Elt9vq7U416O5t3omLHEXvw6GqpqU6YO0kjwvQH9YAfHL4nsnDA6oII0T0A
AAAASUVORK5CYII=
)
-
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAWCAYAAAD0OH0aAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAALFJREFU
OE+tU20NxCAMRdL8zEVFYAIPJ6A6SPCAiXd0MMKNj26XkewX77MdBssTYHeL0GDMmpBug8W2fyrM
pAP922CLzXOH9ztcFPVIM4J3pbzzy5Q/DpEJCh4NIYLJYa2PhhAZpMmnsNUhx/Fw5yKJEQdtCkHi
SOkzUiaODDOhi5MFpoR+OuJA4EGm5NBPRwTMZADmGucA1y5966ND3bJM6Mmm1cfU7uEOWDD//613
Hb5HpsB0tmhR7AAAAABJRU5ErkJggg==
)
|的最大值,最小值分别是( )
A.4
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAMlJREFU
OE/NU9ENxCAI1Y3cxy0cwiXYwQGcg6Q7uAQnKt5pTer5VZImYnk8eKCmbGoyrfV8tfYZPFuOXF3f
414ORmBd6ucipVbusrmh5xTJAbZwJOAEzX8EJ8TOxBlSdJ39EXwTlFvYZZ7BCIqki/+Yh/7zcu3P
OVF0QCJd2UwKto3B9jyrDUNwFGVGMqoQQjl6o8j4q5xnMCvcp8UBWTT2v2WXCir7L5gF6gsii6Jq
+UPPNv9k9qOHcXlDyvgzMJfM7EfMIvcu+APTLYOZ98eL2wAAAABJRU5ErkJggg==
)
,0
B.4,4
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAMlJREFU
OE/NU9ENxCAI1Y3cxy0cwiXYwQGcg6Q7uAQnKt5pTer5VZImYnk8eKCmbGoyrfV8tfYZPFuOXF3f
414ORmBd6ucipVbusrmh5xTJAbZwJOAEzX8EJ8TOxBlSdJ39EXwTlFvYZZ7BCIqki/+Yh/7zcu3P
OVF0QCJd2UwKto3B9jyrDUNwFGVGMqoQQjl6o8j4q5xnMCvcp8UBWTT2v2WXCir7L5gF6gsii6Jq
+UPPNv9k9qOHcXlDyvgzMJfM7EfMIvcu+APTLYOZ98eL2wAAAABJRU5ErkJggg==
)
C.16,0
D.4,0
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已知向量
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=(
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-
|的最大值,最小值分别是( )
A.4
,0
B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAC/SURBVDhPzZNBEsUQEETnXBaOY+8m1g5iOwfJ
wlH6ZwRJ8ItklVSpQmn9picIg4+IsDT+iUf77R59XMz2zEB7xIw7x44e2nI+zrASZl5PxZG5OskN
0WtQdp+Ku0ClhFXnVsyWUKp45nyrH3ggjvDaokQnRIRgchtMJZRfs8fV8KVHpVUhhDR1iqDcluat
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已知向量
=(cosθ,sinθ),向量
=(
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A.4
,0
B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAMlJREFU
OE/NU9ENxCAI1Y3cxy0cwiXYwQGcg6Q7uAQnKt5pTer5VZImYnk8eKCmbGoyrfV8tfYZPFuOXF3f
414ORmBd6ucipVbusrmh5xTJAbZwJOAEzX8EJ8TOxBlSdJ39EXwTlFvYZZ7BCIqki/+Yh/7zcu3P
OVF0QCJd2UwKto3B9jyrDUNwFGVGMqoQQjl6o8j4q5xnMCvcp8UBWTT2v2WXCir7L5gF6gsii6Jq
+UPPNv9k9qOHcXlDyvgzMJfM7EfMIvcu+APTLYOZ98eL2wAAAABJRU5ErkJggg==
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已知向量
=(cosθ,sinθ),向量
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A.4
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jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAC0SURBVDhPzZCxDcQgDEU9FwXj0HsTagah9SAp
GMXHBy4BFB0k1X3JEgY/vm3SGxHRXrT6QXjY0b/DwnVGhA2a2vUaTkEtS0tEGR+0fAknkdMJSsGe
7mvnWRhh13mWMOl3imfwMP8jOGmwnFd2iTS6Ukzk2tU9LGw19JvLohhjOXhDavxRzjOMDXfdlqUh
v6pKB9W9h7Gg2lkftf3BwuUHuPfwLw1VhzdKxr+DIbi/hqE9WPUDNQKXLT0eQHYAAAAASUVORK5C
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已知向量
=(cosθ,sinθ),向量
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,-1)则|2
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|的最大值,最小值分别是( )
A.4
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B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAC/SURBVDhPzZNBEsUQEETnXBaOY+8m1g5iOwfJ
wlH6ZwRJ8ItklVSpQmn9picIg4+IsDT+iUf77R59XMz2zEB7xIw7x44e2nI+zrASZl5PxZG5OskN
0WtQdp+Ku0ClhFXnVsyWUKp45nyrH3ggjvDaokQnRIRgchtMJZRfs8fV8KVHpVUhhDR1iqDcluat
WBKu3ZIDe2iyPi0SweF+FUtA/SM58G98ZscV9xH28A1cNzenQMq9E8tF4v7KuVCsin81ApctPDAe
KwAAAABJRU5ErkJggg==
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C.16,0
D.4,0
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已知向量
=(cosθ,sinθ),向量
=(
,-1)则|2
-
|的最大值,最小值分别是( )
A.4
,0
B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAC/SURBVDhPzZNBEsUQEETnXBaOY+8m1g5iOwfJ
wlH6ZwRJ8ItklVSpQmn9picIg4+IsDT+iUf77R59XMz2zEB7xIw7x44e2nI+zrASZl5PxZG5OskN
0WtQdp+Ku0ClhFXnVsyWUKp45nyrH3ggjvDaokQnRIRgchtMJZRfs8fV8KVHpVUhhDR1iqDcluat
WBKu3ZIDe2iyPi0SweF+FUtA/SM58G98ZscV9xH28A1cNzenQMq9E8tF4v7KuVCsin81ApctPDAe
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已知向量
=(cosθ,sinθ),向量
=(
,-1)则|2
-
|的最大值,最小值分别是( )
A.4
,0
B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAMlJREFU
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已知向量
=(cosθ,sinθ),向量
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|的最大值,最小值分别是( )
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已知向量
=(cosθ,sinθ),向量
=(
,-1)则|2
-
|的最大值,最小值分别是( )
A.4
,0
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+UPPNv9k9qOHcXlDyvgzMJfM7EfMIvcu+APTLYOZ98eL2wAAAABJRU5ErkJggg==
)
C.16,0
D.4,0
-
已知向量
=(cosθ,sinθ),向量
=(
,-1)则|2
-
|的最大值,最小值分别是( )
A.4
,0
B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
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C.16,0
D.4,0
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已知向量
=(cosθ,sinθ),向量
=(
,-1)则|2
-
|的最大值,最小值分别是( )
A.4
,0
B.4,4![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAASCAYAAACEnoQPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
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