GATE, GATE-CS-2007

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A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
A computer science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
(A) A (B) B (C) C (D) D Answer (A) Explanation To be basis of subspace x, 2 conditions are to be fulfilled 1) They must span x 2) The vectors have to be linearly independent 1)the general solution of x1 x2 x3 0 is -x2-x3 , x2 , x3 T (Transpose) Which gives