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Trigonometrical Identities — Mathematics STD 10 — Question

ICSE BoardEnglish MediumSTD 10MathematicsTrigonometrical Identities1 Mark
MCQ
$\frac{\cos \theta}{1-\sin \theta}+\frac{\cos \theta}{1+\sin \theta}=$
  • A
    $2 \sin \theta$
  • B
    $2 \cos \theta$
  • C
    $2 \cos \theta$
  • D
    $2 \sec \theta$
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Answer

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