化简:(x+1)2-2x=______.
原式=x2+2x+1-2x
=x2+1.
故答案为:x2+1
A stated objective of the CFA Institute’s Global Investment Performance Standards(GIPS) is to:()
A. encourage investment companies to develop the Code of Ethics internally.
B. to foster the notion of industry self-regulation on a global basis.
C. foster superior investment performance among investment companies.
报关对象分为:
A.进出境运输工具
B.进出境货物
C.进出境物品
D.进出境人员