ધારો કે વિધેય $f(x) = \log_2 \log_4 \log_6(3 + 4x - x^2)$ નો પ્રદેશ $(a, b)$ છે. જો $\int_0^{b-a} [x^2] dx = p - \sqrt{q} - \sqrt{r}$,જ્યાં $p, q, r \in \mathbb{N}$,$\gcd(p, q, r) = 1$,અને $[\cdot]$ એ મહત્તમ પૂર્ણાંક વિધેય છે,તો $p + q + r$ ની કિંમત શોધો.

  • A
    $10$
  • B
    $8$
  • C
    $11$
  • D
    $9$

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ધારો કે $f(x) = 2 + |x| - |x - 1| + |x + 1|$,$x \in R$. ધ્યાનમાં લો:
$(S1): f^{\prime}\left(-\frac{3}{2}\right) + f^{\prime}\left(-\frac{1}{2}\right) + f^{\prime}\left(\frac{1}{2}\right) + f^{\prime}\left(\frac{3}{2}\right) = 4$
$(S2): \int_{-2}^{2} f(x) dx = 12$
તો,

$\int_{1/e}^e |\log x| \, dx = $

$\int_{-\frac{\pi}{2}}^{\frac{\pi}{2}} \sin (x-[x]) d x=$, જ્યાં $[.]$ એ મહત્તમ પૂર્ણાંક વિધેય (Greatest Integer Function) દર્શાવે છે.

$\int_0^{\pi / 4} \frac{\cos ^2 x}{\cos ^2 x+4 \sin ^2 x} d x=$

$\int_0^{\pi / 4} \tan ^2(x) \, dx =$

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