જો $f(x) = \left| \begin{array}{ccc} \sin(x + \alpha) & \sin(x + \beta) & \sin(x + \gamma) \\ \cos(x + \alpha) & \cos(x + \beta) & \cos(x + \gamma) \\ \sin(\alpha + \beta) & \sin(\beta + \gamma) & \sin(\gamma + \alpha) \end{array} \right|$ અને $f(10) = 10$ હોય,તો $f(\pi)$ ની કિંમત શોધો.

  • A
    $0$
  • B
    $\pi$
  • C
    $10$
  • D
    આમાંથી કોઈ નહીં

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જો $f(x) = \begin{vmatrix} x^3-x & 2e^{2x} & \sin x^2 \\ \cos(2x) & x+x^2 & e^{-x} \\ \tan 3x & \ln(1-2x) & x^2+x+1 \end{vmatrix}$ હોય,તો $f'(0)$ ની કિંમત શોધો.

જો $a_1, a_2, a_3, \dots, a_n$ સમગુણોત્તર શ્રેણી રચે છે,તો નિશ્ચાયક $\left| \begin{array}{ccc} \log a_n & \log a_{n+1} & \log a_{n+2} \\ \log a_{n+3} & \log a_{n+4} & \log a_{n+5} \\ \log a_{n+6} & \log a_{n+7} & \log a_{n+8} \end{array} \right|$ ની કિંમત શોધો.

ધારો કે $f(x) = \left| \begin{array}{ccc} \cos x & x & 1 \\ 2 \sin x & x^3 & 2x \\ \tan x & x & 1 \end{array} \right|$. તો $\lim_{x \rightarrow 0} \frac{f(x)}{x^2}$ ની કિંમત શોધો.

$f(x) = \left| \begin{array}{ccc} x^3 & x^2 & 3x^2 \\ 1 & -6 & 4 \\ p & p^2 & p^3 \end{array} \right|$,જ્યાં $p$ એક અચળાંક છે,તો $\frac{d^3f(x)}{dx^3}$ શું છે?

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શ્રેણિક $\begin{bmatrix} 1 & -1 & 1 \\ 1 & 1 & -1 \\ -1 & 1 & 1 \end{bmatrix}$ નો નિશ્ચાયક (rank) કેટલો છે?

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