$\mathop {\lim }\limits_{x \to \frac{\pi }{2}} \frac{{\int_{\pi /2}^x {t\,dt} }}{{\sin (2x - \pi )}}$ का मान ज्ञात कीजिए।

  • A
    $\infty $
  • B
    $\frac{\pi }{2}$
  • C
    $\frac{\pi }{4}$
  • D
    $\frac{\pi }{8}$

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यदि $f : R \to R$ एक सतत फलन है,जैसे कि $f(x) = \int\limits_1^x {tf(t)dt}$,तो सही कथन है -

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