EC > GATE 2015 SET-1 > Engineering Mathematics - Linear Algebra
Consider a system of linear equations:
x − 2y + 3z = 1,
x − 3y + 4z = 3,
−2x + 4y − 6z = k.
The value of k for which the system has infinitely many solutions is
x − 2y + 3z = 1,
x − 3y + 4z = 3,
−2x + 4y − 6z = k.
The value of k for which the system has infinitely many solutions is
Correct : 2
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