જો શ્રેણિક $\begin{bmatrix} 1 & 3 & \lambda + 2 \\ 2 & 4 & 8 \\ 3 & 5 & 10 \end{bmatrix}$ અસામાન્ય (singular) હોય,તો $\lambda = $

  • A
    $-2$
  • B
    $4$
  • C
    $2$
  • D
    $-4$

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Similar Questions

જો $\left| \begin{array}{ccc} x+1 & 1 & 1 \\ 2 & x+2 & 2 \\ 3 & 3 & x+3 \end{array} \right| = 0$ હોય,તો $x = \dots$

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

જો $\left|\begin{array}{lll}3 & 5 & x \\ 7 & x & 7 \\ x & 5 & 3\end{array}\right|=0$ ના બીજ પૈકીનું એક બીજ $-10$ હોય,તો અન્ય બીજ કયા છે?

જો $A = \begin{bmatrix} 1 & 1 & -2 \\ 2 & 1 & -3 \\ 5 & 4 & -9 \end{bmatrix}$ હોય,તો $|A|$ શોધો.

જો $\omega$ એ એકમનું કાલ્પનિક ઘનમૂળ હોય અને $\left|\begin{array}{ccc}x+\omega^2 & \omega & 1 \\ \omega & \omega^2 & 1+x \\ 1 & x+\omega & \omega^2\end{array}\right|=0$ હોય,તો $x$ ની એક કિંમત કઈ છે?

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