यदि $\sin x = \frac{3}{5}$ और $\cos y = -\frac{12}{13}$ है,जहाँ $x$ और $y$ दोनों द्वितीय चतुर्थांश में स्थित हैं,तो $\sin (x+y)$ का मान ज्ञात कीजिए।

  • A
    $-\frac{56}{65}$
  • B
    $\frac{56}{65}$
  • C
    $\frac{33}{65}$
  • D
    $-\frac{33}{65}$

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