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$\Delta = \left| \begin{array}{ccc} a & a+b & a+b+c \\ 3a & 4a+3b & 5a+4b+3c \\ 6a & 9a+6b & 11a+9b+6c \end{array} \right|$ જ્યાં $a = i, b = \omega, c = \omega^2$ હોય,તો $\Delta$ ની કિંમત શોધો.

$a$ ની કઈ કિંમત માટે સમીકરણ સંહતિને શૂન્યતર ઉકેલ મળે?
$a^{3} x+(a+1)^{3} y+(a+2)^{3} z=0$
$a x+(a+1) y+(a+2) z=0$
$x+y+z=0$

ઉગમબિંદુ $(0, 0)$ ને બિંદુ $(-4, 5)$ સાથે જોડતી રેખાનું સમીકરણ શું છે?

નિશ્ચાયક $\left| \begin{array}{ccc} 10! & 11! & 12! \\ 11! & 12! & 13! \\ 12! & 13! & 14! \end{array} \right|$ નું મૂલ્ય શું છે?

$\left| {\begin{array}{*{20}{c}}1&a&{{a^2}}\\1&b&{{b^2}}\\1&c&{{c^2}}\end{array}} \right| = $

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