જો $p{\lambda ^4} + q{\lambda ^3} + r{\lambda ^2} + s\lambda + t = \left| {\begin{array}{*{20}{c}}{{\lambda ^2} + 3\lambda }&{\lambda - 1}&{\lambda + 3}\\{\lambda + 1}&{2 - \lambda }&{\lambda - 4}\\{\lambda - 3}&{\lambda + 4}&{3\lambda }\end{array}} \right|$ હોય,તો $t$ ની કિંમત શોધો.

  • A
    $16$
  • B
    $18$
  • C
    $17$
  • D
    $19$

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Similar Questions

સમીકરણ $\left|\begin{array}{ccc}x+a & x & x \\ x & x+a & x \\ x & x & x+a\end{array}\right|=0$ ઉકેલો,જ્યાં $a \neq 0$.

$\left| {\begin{array}{ccc} 1 + i & 1 - i & i \\ 1 - i & i & 1 + i \\ i & 1 + i & 1 - i \end{array}} \right| = $

જો $\omega$ એ એકમનું ઘનમૂળ હોય,તો $\left| \begin{array}{ccc} x + 1 & \omega & \omega^2 \\ \omega & x + \omega^2 & 1 \\ \omega^2 & 1 & x + \omega \end{array} \right| = $

$\left|\begin{array}{ccc}\cos 3\pi & \sin 5\pi & \tan 7\pi \\ \sqrt{3} & 1 & 0 \\ \sqrt{5} & 0 & 1\end{array}\right| = $ . . . . . . .

જો $a, b, c$ શૂન્યતર વાસ્તવિક સંખ્યાઓ હોય અને જો સમીકરણો $(a-1) x=y+z, (b-1) y=z+x, (c-1) z=x+y$ નો ઉકેલ શૂન્યતર (non-trivial) હોય,તો $ab+bc+ca=$

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