Many_______willbeopenedupinthefutureforthosewithauniversityeducation．
设A为三阶矩阵,P为可逆矩阵,使得P-1AP=012
Applicantsshouldnotethatallpositionsare——toAustraliancitizenshiprequirements．
将一批树苗种在应该正方形花园边上，四角都种，如果每隔3米种一棵，那么剩下10课树苗,如果每隔2米种一棵那么种满正方形的3条边,则这批树苗有()棵
没实数a,b満足ab=6，|a+b|+|a-b|=6，则a2+b2=()
