જો $\tan B = \frac{n \sin A \cos A}{1 - n \cos^2 A}$ હોય,તો $\tan(A + B)$ ની કિંમત શોધો.

  • A
    $\frac{\sin A}{(1 - n) \cos A}$
  • B
    $\frac{(n - 1) \cos A}{\sin A}$
  • C
    $\frac{\sin A}{(n - 1) \cos A}$
  • D
    $\frac{\sin A}{(n + 1) \cos A}$

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$x \in [0, 2\pi]$ માટે $|\sqrt{2 \sin^4 x + 18 \cos^2 x} - \sqrt{2 \cos^4 x + 18 \sin^2 x}| = 1$ હોય તેવી $x$ ની સંખ્યા શોધો.

જો $\sec \theta + \tan \theta = p$ હોય,તો $\tan \theta$ ની કિંમત શું થાય?

જો $\tan \left(\frac{\pi}{4}+\frac{\alpha}{2}\right)=\tan ^3\left(\frac{\pi}{4}+\frac{\beta}{2}\right)$ હોય,તો $\frac{3+\sin ^2 \beta}{1+3 \sin ^2 \beta}=$

વિધેય $f(x) = \cos x \cos(x + 2) - \cos^2(x + 1)$ નો આલેખ શું છે?

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