નિશ્ચાયક $\left| \begin{array}{ccc} 1 & a & b + c \\ 1 & b & c + a \\ 1 & c & a + b \end{array} \right|$ નું મૂલ્ય શું છે?

  • A
    $a + b + c$
  • B
    $(a + b + c)^2$
  • C
    $0$
  • D
    $1 + a + b + c$

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Similar Questions

$\left| \begin{array}{ccc} 441 & 442 & 443 \\ 445 & 446 & 447 \\ 449 & 450 & 451 \end{array} \right|$ નું મૂલ્ય શું છે?

જો ${a_1}, {a_2}, {a_3}, \dots, {a_n}, \dots$ એ $G.P.$ માં હોય,તો નિશ્ચાયક $\left| \begin{array}{ccc} \log {a_n} & \log {a_{n+1}} & \log {a_{n+2}} \\ \log {a_{n+3}} & \log {a_{n+4}} & \log {a_{n+5}} \\ \log {a_{n+6}} & \log {a_{n+7}} & \log {a_{n+8}} \end{array} \right|$ નું મૂલ્ય શું છે?

જો $D = \begin{vmatrix} a^2 + 1 & ab & ac \\ ba & b^2 + 1 & bc \\ ca & cb & c^2 + 1 \end{vmatrix}$ હોય,તો $D =$

જો $1, \omega, \omega^2$ એ એકમના ઘનમૂળ હોય,તો $\Delta = \begin{vmatrix} 1 & \omega^n & \omega^{2n} \\ \omega^n & \omega^{2n} & 1 \\ \omega^{2n} & 1 & \omega^n \end{vmatrix}$ ની કિંમત શોધો.

જો $\Delta = \begin{vmatrix} x & y & z \\ p & q & r \\ a & b & c \end{vmatrix}$ હોય,તો $\begin{vmatrix} x & 2y & z \\ 2p & 4q & 2r \\ a & 2b & c \end{vmatrix}$ ની કિંમત શું થાય?

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