已知()y()=()ln()x(),则()y()(()n())()=()。A.()(()−()1())()n()n()!()x()−()n()"()role="presentation">()(()−()1())()n()n()!()x()−()n();()B.()(()−()1())()n()(()n()−()1())()!()x()−()2()n()"()role="presentation">()(()−()1())()n()(()n()−()1())()!()x()−()2()n();()C.()(()−()1())()n()−()1()(()n()−()1())()!()x()n()"()role="presentation">()(()−()1())()n()−()1()(()n()−()1())()!()x()-n();()D.()(()−()1())()n()−()1()n()!()x()−()n()+()1()"()role="presentation">()(()−()1())()n()−()1()n()!()x()−()n()+()1().

【单选题】a设 f ( x ) 在 [ 0 , 1 ] 满足 f ′′ ( x ) > 0 ,则下列不等式中正确的是() A. f ′ ( 1 ) > f ′ ( 0 ) > f ( 1 ) − f ( 0 ) " role="presentation"> f ′ ( 1 ) > f ′ ( 0 ) > f ( 1 ) − f ( 0 ) B. f ′ ( 1 ) > f ( 1 ) − f ( 0 ) > f ′ ( 0 ) " role="presentation"> f ′ ( 1 ) > f ( 1 ) − f ( 0 ) > f ′ ( 0 ) C. f ( 1 ) − f ( 0 ) > f ′ ( 1 ) > f ′ ( 0 ) " role="presentation"> f ( 1 ) − f ( 0 ) > f ′ ( 1 ) > f ′ ( 0 ) D. f ′ ( 1 ) > f ( 0 ) − f ( 1 ) > f ′ ( 0 ) " role="presentation"> f ′ ( 1 ) > f ( 0 ) − f ( 1 ) > f ′ ( 0 )

In conversation 1, Role playing, the man called to book a table for 5 people.

As visual channels, ____________is often underestimated. A: the role of presenter B: the role of audience C: the role of body language D: the role of slides

Windows Azure计算服务中应用程序包括 A: SQL存储实例、Worker Role实例，VM Role实例 B: Web Role实例、Worker Role实例，SQL存储实例 C: Web Role实例、Worker Role实例，VM Role实例 D: Web Role实例、SQL存储实例，VM Role实例

删除角色使用的命令是（） A: delete role B: drop role C: alter role D: evoke role

OpenStack认证服务使用命令行方式创建角色的配置命令是( )。 A: openstack role add B: openstack role set C: openstack role create D: openstack role list

Internet plays an important role in exporting. Please list the role of Internet in exporting.

Jason can be described as facing which of these? A: Role overload B: Role conflict C: Role ambiguity D: Negative life events E: Daily<br/>hassles

play a role in