यदि $\alpha, \beta, \gamma$ समीकरण $\left|\begin{array}{ccc} 1-x & -2 & 1 \\ -2 & 4-x & -2 \\ 1 & -2 & 1-x \end{array}\right|=0$ के मूल हैं,तो $\alpha \beta+\beta \gamma+\gamma \alpha=$

  • A
    $6$
  • B
    $8$
  • C
    $0$
  • D
    $-4$

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Similar Questions

यदि $\left| \begin{array}{ccc} a & b & a\alpha - b \\ b & c & b\alpha - c \\ 2 & 1 & 0 \end{array} \right| = 0$ और $\alpha \neq \frac{1}{2}$ है,तो

$\left| {\begin{array}{ccc} {1^2} & {2^2} & {3^2} \\ {2^2} & {3^2} & {4^2} \\ {3^2} & {4^2} & {5^2} \end{array}} \right|$ का मान ज्ञात कीजिए।

$\left|\begin{array}{ccc}\sqrt{3} & 2 \sqrt{5} & \sqrt{5} \\ \sqrt{15} & 5 & \sqrt{10} \\ 3 & \sqrt{15} & 5\end{array}\right|=$

यदि $f(x) = \left| \begin{array}{ccc} 1 & 6+x & 36+x^2 \\ 0 & x-3 & 3x^2-27 \\ 0 & 2x-4 & 8x^2-32 \end{array} \right|$ है,तो $\lim_{x \rightarrow 1} \frac{f(x)}{f(-x)} = $

यदि एक त्रिभुज का क्षेत्रफल $4$ वर्ग इकाई है जिसके शीर्ष $(k, 0), (4, 0)$ और $(0, 2)$ हैं,तो $k$ का मान . . . . . . है।

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