$2 \sin ^{2} \theta + 3 \cos ^{2} \theta$ का न्यूनतम मान क्या है?

  • A
    $1$
  • B
    $3$
  • C
    $2$
  • D
    $4$

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यदि $\tan \frac{A}{2} = \frac{3}{2}$ है,तो $\frac{1 + \cos A}{1 - \cos A} = $

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