【多选题】【消耗次数：1】
用来表示核外某一电子运动状态的下列各组量子数中，不合理的一组是
①
3，2，-1，+1
②
4，2，3，-1/2
③
3，2，2，+1/2
④
3，3，-1，-1/2
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相关题目
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则交关系A∩B等于：[填空1]
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则对称差关系A⊕B等于：[填空1]
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则求差关系A-B。
【单选题】
设离散型随机变量（X，Y）的联合分布律为（X，Y）（1,1）（1,2）（1,3）（2,1）（2,2）（2,3）P1/61/91/181/3ab且X，Y相互独立，则
①
a=2/9, b=1/9
②
a=1/9, b=2/9
③
a=1/6, b=1/6
④
a=8/15, b=1/18
【判断题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则并关系A∪B的定义域dom(A∪B)等于：{1,2,3,4}。
①
正确
②
错误
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则交关系A∩B的值域ran(A∩B)等于：[填空1]
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，求交关系A∩B的值域ran(A∩B)。
随机题目
【单选题】
The union plans to raise the （ ） of overtime.
①
ignorance
②
insurance
③
issue
④
ideal
【单选题】
This washing powder will work miracles on these oil ( ).
①
stains
②
stain
③
stained
④
stainless
【单选题】
He moved to Ohio in 2005 where, （ ）other things, he worked as a journalist.
①
awhile
②
amid
③
await
④
among
【单选题】
You need to （ ） to the local authority for a grant.
①
apply
②
applaud
③
appeal
④
arise
【单选题】
You should give your children more opportunities to have personal time and space to ( ) with friends or do whatever they want.
①
hang out
②
hang up
③
hang on
④
hang in
【单选题】
On this calendar you can find elective classes as well as review sessions and other events that were not part of ( ) class or exam time.
①
mandate
②
mandator
③
mandated
④
mandatory
【单选题】
The related ( ) are sufficient for you to collect the information you need for your presentation.
①
public
②
publications
③
republic
④
in public
【单选题】
Most of the runners in the London Marathon are raising money ( ).
①
in return
②
out of curiosity
③
for charity
④
on duty
【单选题】
I found the article while I was （ ） some old magazines.
①
browsing through
②
looking into
③
staring at
④
watching out