结果1 题目 Let A be a 2 × 2 matrix with real entries such that A'= a A + I. where a e R -{-1. 1}. If det(A^2-A)=4 then the sum of all possible values of a is equal to:D A 2B3G0 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
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Let A be a 2xx 2 matrix with real entries and det (A)= 2 . Find the value of det ( Adj(adj(A) )
I…的,且再从外面拿任意的向量进来,组成的新group是linearly dependent的,则称此向量组为maximal linearly independent group。所谓nonsingular matrix指的就是,if A is an n*n matrix and rank(A)=n,so that we call A nonsingular matrix线性无关都不知道何谈rank……反馈 收藏 ...
7. Let J be the nth order identity matrix. A be an n × n matrix. Perform the following operations.(a) J+ A;(b) A+ J;(c) A-A;(d) JA;(e) AJ;(f) IAJ; 相关知识点: 试题来源: 解析最终答案: (a) J + A:结果是一个新的矩阵,其中每个元素都是J和A对应位置的元素之和。 (...
2))[-2-3/4]=1/2[-3/2-5]=[3/2-5/2] 4.3-5.2-2 4 To verify that this is indeed the inverse of A, we calculate AA -' and A -'A: The quantity ad - bc that appears in the rule for calculating the inverse of a 2 × 2 matrix is called the determinant of th...
matrix with rank 2. Is 0 an eigenvalue of A? (c) Let A be a matrix with Then ( ) A. A is the identity matrix. B. 0 is an eigenvalue of A. C. the only possible eigenvalues of A are 1 and -1. D. the determinant of A is 1. ...
Let A be a 3x3 matrix, if then A must be singular. A. 正确 B. 错误 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 参考答案: A 复制 纠错 举一反三 电务联锁表道岔栏中防护道岔为道岔号加中括号,样式为( )。 A. 〔〕 B. ﹛﹜ C. ﹙...
Let A be a n×n matrix, then ( )A.AA T = A T A.B.det( AA T ) = det( A T A ).C.if det( A ) = 0, then A is invertible.D.if det( A ) = 0, then A T is invertible.的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习
Be nlc.sentences.detail.verb_meaning.be array of string The be. Force nlc.sentences.detail.verb_meaning.force array of string The force. Fall nlc.sentences.detail.verb_meaning.fall array of string The fail. Pause nlc.sentences.detail.verb_meaning.paus array of string The pause...