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Indefinite Integrals question

2023 · 25 Jan · Shift 1 · Q30
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  5. /2023 · 25 Jan · Shift 1 · Q30

Indefinite Integrals question

2023 · 25 Jan · Shift 1 · Q30

JEE MainMathematicsIndefinite IntegralsMCQ+4 / −1
Let f(x)=∫2x(x2+1)(x2+3)dxf(x) = \int {{{2x} \over {({x^2} + 1)({x^2} + 3)}}dx}f(x)=∫(x2+1)(x2+3)2x​dx. If f(3)=12(log⁡e5−log⁡e6)f(3) = {1 \over 2}({\log _e}5 - {\log _e}6)f(3)=21​(loge​5−loge​6), then f(4)f(4)f(4) is equal to
  1. A
    log⁡e19−log⁡e20{\log _e}19 - {\log _e}20loge​19−loge​20
  2. B
    log⁡e17−log⁡e18{\log _e}17 - {\log _e}18loge​17−loge​18
  3. C
    12(log⁡e19−log⁡e17){1 \over 2}({\log _e}19 - {\log _e}17)21​(loge​19−loge​17)
  4. D
    12(log⁡e17−log⁡e19){1 \over 2}({\log _e}17 - {\log _e}19)21​(loge​17−loge​19)
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