$2 \sin ^{2} \theta+4 \sec ^{2} \theta+5 \cot ^{2} \theta+2 \cos ^{2} \theta-4 \tan ^{2} \theta-5 \operatorname{cosec}^{2} \theta = \dots$

  • A
    $4$
  • B
    $3$
  • C
    $2$
  • D
    $1$

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Similar Questions

$\frac{\cos ^{2} 40^{\circ}+\cos ^{2} 50^{\circ}}{\sin ^{2} 40^{\circ}+\sin ^{2} 50^{\circ}}=\ldots \ldots \ldots \ldots$

જો $\sec \theta = \frac{5}{3}$ હોય,તો $\tan \theta = \ldots$

જો $\sin \theta = \frac{3}{5}$ હોય,તો $\tan \theta = \ldots$

$\frac{1}{\cos ^{2} \theta}-\frac{1}{\cot ^{2} \theta} = \dots$

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

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