નિશ્ચાયક $\left| \begin{array}{ccc} a & b & a - b \\ b & c & b - c \\ 2 & 1 & 0 \end{array} \right|$ શૂન્ય થાય જો $a, b, c$ એ

  • A
    $G. P.$
  • B
    $A. P.$
  • C
    $H. P.$
  • D
    આમાંથી કોઈ નહીં

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જો $\left| \begin{matrix} 1 & a & a^2 \\ 1 & x & x^2 \\ b^2 & ab & a^2 \end{matrix} \right| = 0$ હોય,તો:

સમીકરણ $\left| \begin{matrix} x & 0 & 8 \\ 4 & 1 & 3 \\ 2 & 0 & x \end{matrix} \right| = 0$ ના બીજ નીચેનામાંથી કયા છે?

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

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જો $\left| \begin{array}{ccc} a & b & a\alpha - b \\ b & c & b\alpha - c \\ 2 & 1 & 0 \end{array} \right| = 0$ અને $\alpha \neq \frac{1}{2}$ હોય,તો

જો ${a^{ - 1}} + {b^{ - 1}} + {c^{ - 1}} = 0$ હોય અને $\left| {\begin{array}{*{20}{c}}{1 + a}&1&1\\1&{1 + b}&1\\1&1&{1 + c}\end{array}} \right| = \lambda $ હોય,તો $\lambda $ ની કિંમત શોધો.

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