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PART - 1 CH - 3 Trigonometric Functions — MATHS STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceMATHSPART - 1 CH - 3 Trigonometric Functions1 Mark
MCQ
$\cos 15^{\circ}-\sin 15^{\circ}$ is equal to :
  • A
    $-\frac{1}{\sqrt{2}}$
  • B
    $\sqrt{2}$
  • C
    $-\sqrt{2}$
  • ✓
    $\frac{1}{\sqrt{2}}$
✓

Answer

Correct option: D.
$\frac{1}{\sqrt{2}}$
(D)

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