निश्चित समाकल $\int_0^{2a} f(x) dx$ का मान ज्ञात कीजिए।

  • A
    $2 \int_0^a f(x) dx$
  • B
    $\int_0^a (f(x) + f(2a - x)) dx$
  • C
    $0$
  • D
    $\int_0^{2a} f(2a + x) dx$

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निम्नलिखित का मिलान करें:
List-$I$List-$II$
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$II. \int_0^{\pi/2} \left(1 + \log \left(\frac{4+3\sin x}{4+3\cos x}\right)\right) dx$$(b) \int_0^a 2f(x) dx$
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