MCQ
निम्नलिखित में किसका मान 1 के बराबर है ?
  • A
    $\sin ^2 60^{\circ}+\cos 60^{\circ}$
  • B
    $\sin 90^{\circ} \times \cos 90^{\circ}$
  • C
    $\sin ^2 60^{\circ}$
  • $\sin 45^{\circ} \times \frac{1}{\cos 45^{\circ}}$

Answer

Correct option: D.
$\sin 45^{\circ} \times \frac{1}{\cos 45^{\circ}}$
D

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