大师作文网设矩阵A按列分块为A=[a1,a2,a3],其中a1,a2线性无关,且2a1-a2+a3=0,向量β=a1+2a2+3a
![设矩阵A按列分块为A=[a1,a2,a3],其中a1,a2线性无关,且2a1-a2+a3=0,向量β=a1+2a2+3a](/uploads/image/z/15716232-0-2.jpg?t=%E8%AE%BE%E7%9F%A9%E9%98%B5A%E6%8C%89%E5%88%97%E5%88%86%E5%9D%97%E4%B8%BAA%3D%5Ba1%2Ca2%2Ca3%5D%2C%E5%85%B6%E4%B8%ADa1%2Ca2%E7%BA%BF%E6%80%A7%E6%97%A0%E5%85%B3%2C%E4%B8%942a1-a2%2Ba3%3D0%2C%E5%90%91%E9%87%8F%CE%B2%3Da1%2B2a2%2B3a)
设矩阵A=(a1,a2,a3,a4),其中a2,a3,a4线性无关,a1=2a2-a3,向量b=a1+a2+a3+a4,
设矩阵A=(a1,a2,a3,a4）其中a2,a3,a4线性无关,a1=2a2-a3,向量b=a1+a2+a3+a4,求
设矩阵A=[a1.a2.a3.a4],其中a2.a3.a4线性无关,a1=2a3-3a4.向量b=a1+2a2+3a3+
设A=(A1,A2,A3,A4),其中列向量A1,A2,A3线性无关,且A4=A1-A2+2A3,则齐次线性方程组AX=
设矩阵A=（a1,a2,a3）其中a2,a3线性无关,a1+2a2-a3=0,向量β=a1+2a2+3a3则Ax=β的通
已知四阶方阵且A=(a1,a2,a3,a4),其中a1,a2,a3,a4线性无关,且a1=2a2-a3,B=a1+a2+
设3阶矩阵A=(a1,a2,a3),其中a1,a2,a3均为3维列向量,且|B|=2,矩阵B=(a1+a2+a3,a1+
设A为三阶矩阵,三维列向量a1,a2,a3线性无关,且满足Aa1=2a1+a2+a3,Aa2=2a2,Aa3=-a2+a
设a1,a2,a3线性无关,b1=a1+2*a2,b2=2*a2+a*a3,b3=3*a3+2*a1,且线性相关,求a
已知四阶方阵A=（a1,a2,a3,a4),a1,a2,a3,a4均为四维列向量,其中a2,a3,a4线性无关,a1=2
设a1,a2,a3均为3维列向量,记矩阵A=(a1,a2,a3)B=（a1+a2+a3,a1+2a2+2a3,a1+3a
设三维列向量a1,a2,a3线性无关,A是三阶矩阵,且有Aa1=a1+2a2+3a3,Aa2=2a2+3a3,Aa3=3