GATE | GATE-CS-2003 | Question 41

Consider the following system of linear equations

GATECS200341

Notice that the second and the third columns of the coefficient matrix are linearly dependent. For how many values of a, does this system of equations have infinitely many solutions?
(A) 0
(B) 1
(C) 2
(D) infinitely many


Answer: (B)

Explanation: matrices_41

matrices_41_2

 

This solution is contributed by Anil Saikrishna Devarasetty.

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