广义积分()。
A.发散
B.收敛于0
C.收敛于2
D.收敛于3
参考答案:A
解析:
由于,x=0为无穷间断点,由于,故广义积分发散。
"生如夏花之绚烂,死如秋叶之静美"出自()。
A.席慕容的《乡愁》
B.普希金的《假如生活欺骗了你》
C.泰戈尔的《飞鸟集》
D.冯至的《我是一条小河》
To be successful,the organization should be committed to addressing the management of risk().
A.just before a meeting with a client
B.proactively and consistently throughout the project
C.as soon as time and cost estimates are ready
D.early in the execution phase