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Matrices and Determinants question

2019 · 10 Apr · Shift 2 · Q40
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Matrices and Determinants question

2019 · 10 Apr · Shift 2 · Q40

JEE MainMathematicsMatrices and DeterminantsMCQ+4 / −1
The sum of the real roots of the equation ∣x−6−12−3xx−3−32xx+2∣=0\left| {\begin{matrix} x & { - 6} & { - 1} \\ 2 & { - 3x} & {x - 3} \\ { - 3} & {2x} & {x + 2} \\ \end{matrix} } \right| = 0​x2−3​−6−3x2x​−1x−3x+2​​=0, is equal to :
  1. A
    - 4
  2. B
    0
  3. C
    1
  4. D
    6
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