જો $\omega \neq 1$ એ એકમનું ઘનમૂળ હોય, તો નિશ્ચાયક $\left|\begin{array}{ccc}\omega+\omega^2 & \omega^2+\omega^9 & \omega^9+\omega \\ \omega^{27}+\omega^{31} & \omega^{31}+\omega^{17} & \omega^{17}+\omega^{27} \\ \omega^{30}+\omega^{41} & \omega^{41}+\omega^{19} & \omega^{19}+\omega^{30}\end{array}\right|$ ની કિંમત શોધો.

  • A
    $3$
  • B
    $2$
  • C
    $1$
  • D
    $0$

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$l, m, n$ એ એક $G$.$P$. ના $p^{th}, q^{th}$ અને $r^{th}$ પદો છે,જે બધા ધન છે,તો $\left| \begin{array}{ccc} \log l & p & 1 \\ \log m & q & 1 \\ \log n & r & 1 \end{array} \right|$ ની કિંમત શોધો.

$\left|\begin{array}{lll}x & p & q \\ p & x & q \\ p & q & x\end{array}\right|$ ની કિંમત શોધો.

$\left| {\begin{array}{ccc} 19 & 17 & 15 \\ 9 & 8 & 7 \\ 1 & 1 & 1 \end{array}} \right| = $

જો $\Delta = \begin{vmatrix} 1 & \cos \theta & 1 \\ -\cos \theta & 1 & \cos \theta \\ -1 & -\cos \theta & 1 \end{vmatrix}$ હોય,તો $\Delta$ કયા અંતરાલમાં આવે છે?

જ્યારે નિશ્ચાયક $\left|\begin{array}{lll} 2014^{2014} & 2015^{2015} & 2016^{2016} \\ 2017^{2017} & 2018^{2018} & 2019^{2019} \\ 2020^{2020} & 2021^{2021} & 2022^{2022} \end{array}\right|$ ને $5$ વડે ભાગવામાં આવે ત્યારે મળતી શેષ કેટલી છે?

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