MCQ
यदि $\sin \mathrm{A}=\frac{3}{4}$ तो $\cos \mathrm{A}$ का मान क्या होगा ?
  • A
    $\sqrt{\frac{4}{3}}$
  • B
    $\frac{\sqrt{3}}{4}$
  • C
    $\frac{3}{4}$
  • $\frac{\sqrt{7}}{4}$

Answer

Correct option: D.
$\frac{\sqrt{7}}{4}$
d

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