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Matrices and Determinants question

2025 · 24 Jan · Shift 1 · Q44

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JEE Main
Mathematics
Matrices and Determinants
2025 · 24 Jan · Shift 1 · Q44

Matrices and Determinants question

2025 · 24 Jan · Shift 1 · Q44

JEE MainMathematicsMatrices and DeterminantsMCQ+4 / −1

If the system of equations

\begin{aligned} & 2 x-y+z=4 \\ & 5 x+\lambda y+3 z=12 \\ & 100 x-47 y+\mu z=212 \end{aligned}

has infinitely many solutions, then

\mu-2 \lambda

is equal to

A
56
B
59
C
57
D
55

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