设 alpha_1, alpha_2 和 beta_1, beta_2, beta_3 是两个5维向量组，且两个向量组的秩相等，则()

设向量组 alpha_1, alpha_2, alpha_3线性无关，判断向量组 beta_1 = alpha_1 + alpha_2、beta_2 =

beta_1 = alpha_1, beta_2 = alpha_1 + alpha_2, beta_3 = alpha_1 + alpha_2 + alpha

16.单选题设alpha_(1),alpha_(2)和beta_(1),beta_(2),beta_(3)是两个5维向量组，且两个向量组的秩相等，则（）A. 向

两个 n 维列向量组 S=alpha_1, alpha_2, ..., alpha_s，T=beta_1, beta_2, ..., beta_t，其中 S 是

已知: alpha_1, alpha_2, alpha_3 线性无关，beta_1 = 2alpha_2 - alpha_3，beta_2 = -alpha_1

已知 alpha_1, alpha_2, alpha_3, beta, gamma 均为 4 维列向量，又 A = (alpha_1, alpha_2, alp

9.设向量组α1,α 2,α3与向量组β1 β2,β3有如下关系:-|||-(beta )_(1)=(alpha )_(2)+(alpha )_(3) (bet

已知向量组alpha_1, alpha_2, alpha_3, ldots线性无关，则A 向量组alpha_1, alpha_1 - alpha_2, alph

设 alpha (alpha )_(1),(alpha )_(2),(alpha )_(3),(beta )_(1),(beta )_(2) 均为四维列向量矩阵

设向量组 alpha_1, alpha_2, alpha_3, alpha_4, alpha_5秩为 3，且满足 alpha_1 + alpha_3 - a