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

  • A
    $\cot ^{2} \theta$
  • B
    $\tan ^{2} \theta$
  • C
    $1$
  • D
    $0$

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Similar Questions

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

'True' (સાચું) અથવા 'False' (ખોટું) લખો અને તમારા જવાબનું સમર્થન કરો.
$(\tan \theta+2)(2 \tan \theta+1)=5 \tan \theta+\sec ^{2} \theta$

જો $\cos (\alpha+\beta)=0$ હોય,તો $\sin (\alpha-\beta)$ ને શેમાં ઘટાડી શકાય?

$\tan (90^\circ - \theta) = \ldots \ldots \ldots$

જો $\sin ^{2}(3 x+30^{\circ})+\cos ^{2}(2 x+45^{\circ})=1$ હોય,તો $x = \dots$ ($^{\circ}$ માં)

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