નિશ્ચાયક $\left| \begin{array}{ccc} 31 & 37 & 92 \\ 31 & 58 & 71 \\ 31 & 105 & 24 \end{array} \right|$ નું મૂલ્ય શોધો.

  • A
    $-2$
  • B
    $0$
  • C
    $81$
  • D
    આમાંથી કોઈ નહીં

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નિશ્ચાયક $\left| \begin{array}{ccc} 1 & 2 & 3 \\ 3 & 5 & 7 \\ 8 & 14 & 20 \end{array} \right|$ નું મૂલ્ય શોધો.

Difficult
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જો $f(x) = \left| \begin{array}{ccc} x & x+1 & x+3 \\ x+2 & x+4 & x+7 \\ x+6 & x+9 & x+13 \end{array} \right|$ હોય, તો $f(5) =$

જો $a \neq b \neq c$ હોય,તો $x$ ની કઈ કિંમત સમીકરણ $\left| \begin{array}{ccc} 0 & x-a & x-b \\ x+a & 0 & x-c \\ x+b & x+c & 0 \end{array} \right| = 0$ નું સમાધાન કરે છે?

$\left|\begin{array}{ccc}1 & \log _{x} y & \log _{x} z \\ \log _{y} x & 1 & \log _{y} z \\ \log _{z} x & \log _{z} y & 1\end{array}\right|$ નું મૂલ્ય કેટલું થાય?

$\left|\begin{array}{lll}10 & 11 & 12 \\ 11 & 12 & 13 \\ 12 & 13 & 14\end{array}\right|=$ . . . . . . .

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