જો $\sec \theta = m$ અને $\tan \theta = n$ હોય,તો $\frac{1}{m} \left[ m + n + \frac{1}{m + n} \right] = $

  • A
    $1$
  • B
    $2$
  • C
    $-1$
  • D
    $3$

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જો $\cosh x = \frac{4}{3}$ હોય,તો $3 \cosh x + 3^2 \cosh 2x + 3^3 \cosh 3x = $

જો $\sin x + \text{cosec } x = 2$ હોય,તો $\sin^n x + \text{cosec}^n x$ ની કિંમત કેટલી થાય?

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પદાવલિ $\frac{\tan^2 20^\circ - \sin^2 20^\circ}{\tan^2 20^\circ \cdot \sin^2 20^\circ}$ નું સાદું રૂપ શું થાય?

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