If the system of equations 3x + y + 4z = 3 2x + α y - z = -3 x +… | JEE Main 2026 Mathematics PYQ | Jeeify

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MCQMediumJEE Main 2026 · 21 January, Shift 2Solving Linear Equations (Matrix Method)

If the system of equations $3x + y + 4z = 3$ $2x + \alpha y - z = -3$ $x + 2y + z = 4$ has no solution, then the value of $\alpha$ is equal to :

A
$19$
B
$13$
C
$4$
D
$23$

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