Q61 / 160 · AP EAMCET 2025 (22 MAY SHIFT 2) · Mathematics

If $2 \sin x-\cos 2 x=1$, then $\left(3-2 \sin ^2 x\right)=$

  • A
    $\sqrt{3}$
  • B
    $-\sqrt{3}$
  • Correct answer
    C
    $\sqrt{5}$
  • D
    $-\sqrt{5}$

Hence, the correct answer is option: 'C'.

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