લઘુકોણ $\theta$ માટે,જો $\cos \theta = \sin \theta$ હોય,તો $2 \tan^{2} \theta + \sin^{2} \theta + 1 = \ldots$

  • A
    $\frac{5}{2}$
  • B
    $\frac{7}{4}$
  • C
    $\frac{5}{4}$
  • D
    $\frac{7}{2}$

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Similar Questions

જો $\tan \theta = \frac{5}{12}$ હોય,તો $\cos \theta = \ldots$

જો $\triangle ABC$ માં $C$ આગળ કાટખૂણો હોય,તો $\cos(A + B)$ ની કિંમત શોધો.

$(1+\tan ^{2} \theta)(1-\cos ^{2} \theta) = \dots$

$(1+\tan ^{2} \theta)(1-\sin \theta)(1+\sin \theta)$ નું સાદું રૂપ આપો.

જો $\tan \theta + \sec \theta = l$ હોય,તો સાબિત કરો કે $\sec \theta = \frac{l^{2} + 1}{2l}$.

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