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【单选题】
每半年内存款1000元,年利率8%,每季复利一次。第5年年末存款金额为——元。
A.
12029
B.
13029
C.
11029
D.
22029
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【简答题】解方程 (1)(x-1) 2 =4 (2)x 2 -2x-2=0 (3)x 3 -2x 2 -3x=0 (4)x 2 -4x+1=0(用配方法)
【单选题】有机物分子中基团间的相互影响会导致化学性质的不同。下列叙述不能说明上述观点的是(  )
A.
乙烯可发生加成反应,而乙烷不能
B.
甲苯可以是高锰酸钾溶液退色,而乙烷不能
C.
甲苯与硝酸作用可得到2,4,6-三硝基甲苯,而苯与硝酸作用得到硝基苯
D.
苯酚能与NaOH溶液反应,而乙醇不能
【简答题】(1)The career planning process is comprised by / of four steps. (2)During this first step you will use a variety to / of tools. (3)You will decide which occupation is the best fit with / for you. (4)Y...
【简答题】选择适当的介词(全部用小写,拼写错误不给分) (1)The career planning process is comprised by / of four steps. (2)During this first step you will use a variety to / of tools. (3)You will decide which occupation is the best f...
【单选题】_____ deals with the planning for, development, management, and use of information technology tools to help people perform all tasks related to information processing and management.
A.
Management by objectives
B.
Management information system
C.
Transaction processing system
D.
Executive information system
【简答题】(1)x 2 +4x+2=0 (2)x 2 -2x-3=0 (3)(x-3) 2 +2x(x-3)=0 (4)2x 2 +1=3x.
【简答题】用隐枚举法求解下列0-1规划问题: (1)min x 0 =2x 1 +5x 2 +3x 3 +4x 4 , s.t.-4x 1 +x 2 +x 3 +x 4 ≥0, -2x 1 +4x 2 +2x 3 +4x 4 ≥4, x 1 +x 2 -x 3 +x 4 ≥1, x j =0或1 (j=1,2,3,4); (2)max  z=2x 1 -x 2 +5x 3 -3x 4 +4x 5 , s.t...
【单选题】分子式为C 9 H 12 的物质含有一个苯环且苯环上只有一个取代基,下列说话正确的是(  )
A.
该有机物不能发生加成反应,但能发生取代反应
B.
该有机物不能是酸性高锰酸钾溶液退色,但能使溴水退色
C.
该有机物分子中所有原子可能在同一平面上
D.
该有机物属于苯的同系物,该类物质的通式为C n H 2n-6 (n≥6)
【单选题】方程 x 2 -4 x =0的解是
A.
x =4
B.
x 1 =1, x 2 =4
C.
x 1 =0, x 2 =4
D.
x 1 =1, x 2 =-4
【单选题】A nursing graduate is attending an agency orientation regarding the nursing model of practice implemented in the health care facility. The nurse is told that the nursing model is a team nursing approa...
A.
A task approach method is used to provide care to clients.
B.
Managed care concepts and tools are used in providing client care.
C.
A single registered nurse is responsible for providing care to a group of clients.
D.
A registered nurse leads nursing personnel in providing care to a group of clients.
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