excel rank用法A B C D E F G H 学号 姓名 英语 总分 平均 排名 20041001毛莉 75 85 80 240 80.00 20041002杨青 68 75 64 207 69.00 20041003陈小鹰 58 69 75 202 67.33 20041004陆东兵 94 90 91 275 91.67 20041005闻亚东 84 87 88 259 86.

4.若n 阶方阵 A满足,A^2=0 则下列命题哪一个成立 ( ).A.rank(A)=0 B.rank(a)= n/2C.rank(a)>=n/2 D.rank(a) excel rank用法A B C D E F G H 学号 姓名 英语 总分 平均 排名 20041001毛莉 75 85 80 240 80.00 20041002杨青 68 75 64 207 69.00 20041003陈小鹰 58 69 75 202 67.33 20041004陆东兵 94 90 91 275 91.67 20041005闻亚东 84 87 88 259 86. Their work deserves_____ with the best in this department.A.to rank B.rank C.ranking D.ranked为什么选C不选A rank(AB)>=rank(A)+rank(B)-n,这是什么意思? 设A,B,C分别为m*n,n*s,s*t矩阵,证明rank(B)+rank(ABC)>rank(AB)+rank(BC) RANK函数的用法A B C D班级 姓名 数量 排名 1 张三 400 1 李四 200 2 王五 500 2 陆小 150 求各同学在班级中排名?运用RANK函数该怎么表示, He got 97 points,____ second in this English test.A.ranked B.ranking C.and ranking D.to rank he got 97 poins ,___second in this English test A.ranked B.ranking C.and ranking D.to rank He got 97 points, ____ second in this English test. A. ranked B. ranking C. and ranking D. to rank 求证rank（A,B） 4、非齐次线性方程组有非零解是条件 成立．4、非齐次线性方程组有非零解是条件___成立．(A)rankA=5； (B) rank(A∣b )=5；(C)rankA= rank(A∣b )=5； (D)rankA= rank(A∣b )=4．请问为什么选D A、B是n阶矩阵,证明：rank(AB)>=rank(A)+rank(B)-n S rank,A rank 矩阵As*n,Bn*m,证明rank(AB)>=rank(A)+rank(B)-n .According to the American federal government,residents of Hawaii have the longest life _____:77.2 years.A.scope B.rank C.span D.scale According to the American federal government,residents of Hawaii have the longest life ________:77.2 years.A.rank B.scale C.span D.scope the competition from experienced staff members,some of whom are higher in rank,__tomy disadvantages .A.work B working C work D worked Whatever rank you may be in,it would be wrong to_the law into your own hands.a.bring b.hold c.takes d.seizes