设A为三阶矩阵,P为可逆矩阵,使得P-1AP=012
若函数在x=0处连续,则()
Constructionoftherailwayshelpedtodevelopthenational_______ofTanzaniaandZambia.
曲线y=|x|与直线y=2所围成的平面图形的面积为()
和平赎买的具体方式___________。
Weaimtoensurethatallcandidatesaretreatedfairlyandthattheyhaveequal______toemploymentopportunities.
设函数f(x)=1-x^2在区间(,)
Themanageriscallingona______customertryingtotalkhimintosigningthecontract.
中共中央正式提出党在过渡时期的总路线是在___________。
设A,B=,则A与B=()