यदि $\tan A$ और $\tan B$ द्विघात समीकरण $3x^2 - 10x - 25 = 0$ के मूल हैं,तो $3 \sin^2 (A + B) - 10 \sin (A + B) \cos (A + B) - 25 \cos^2 (A + B)$ का मान क्या है?

  • A
    $25$
  • B
    $-25$
  • C
    $-10$
  • D
    $10$

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