यदि $f(x)$ और $g(x)$ अंतराल $(0,3)$ पर दो बार अवकलनीय फलन हैं जो $f^{\prime \prime}(x)=g^{\prime \prime}(x)$,$f^{\prime}(1)=4$,$g^{\prime}(1)=6$,$f(2)=3$,और $g(2)=9$ को संतुष्ट करते हैं,तो $f(1)-g(1)$ का मान ज्ञात कीजिए।

  • A
    $4$
  • B
    $-4$
  • C
    $0$
  • D
    $-2$

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