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Matrices and Determinants question

2022 · 24 Jun · Shift 2 · Q24

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JEE Main
Mathematics
Matrices and Determinants
2022 · 24 Jun · Shift 2 · Q24

Matrices and Determinants question

2022 · 24 Jun · Shift 2 · Q24

JEE MainMathematicsMatrices and DeterminantsMCQ+4 / −1

Let the system of linear equations x + y +

\alpha

z = 2 3x + y + z = 4 x + 2z = 1 have a unique solution (x

^ *

, y

^ *

, z

^ *

). If (

\alpha

, x

^ *

), (y

^ *

,

\alpha

) and (x

^ *

,

-

y

^ *

) are collinear points, then the sum of absolute values of all possible values of

\alpha

is

A
4
B
3
C
2
D
1

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