$\int_0^{\pi /2} {\log \left( {\frac{{4 + 3\sin x}}{{4 + 3\cos x}}} \right)} \,dx$ નું મૂલ્ય શોધો.

  • A
    $2$
  • B
    $\frac{3}{4}$
  • C
    $0$
  • D
    આમાંથી કોઈ નહીં

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$\int_{-1}^{1} x^{17} \cos^{4} x \, dx = $

નીચેનાને જોડો:
List-$I$List-$II$
$I. \int_{-1}^1 x|x| dx$$(a) \frac{\pi}{2}$
$II. \int_0^{\pi/2} \left(1 + \log \left(\frac{4+3\sin x}{4+3\cos x}\right)\right) dx$$(b) \int_0^a 2f(x) dx$
$III. \int_0^a f(x) dx$$(c) \int_0^a [f(x) + f(-x)] dx$
$IV. \int_{-a}^a f(x) dx$$(d) 0$
$(e) \int_0^a f(a-x) dx$

$g(\alpha)$ માટે નીચેનામાંથી કયું વિધાન ખોટું છે,જ્યાં $\alpha \in R$ અને $g(\alpha)=\int_{\frac{\pi}{6}}^{\frac{\pi}{3}} \frac{\sin^{\alpha} x}{\cos^{\alpha} x+\sin^{\alpha} x} dx$ છે?

$n \in N$ માટે,જો $I_n = \int \frac{\sin nx}{\sin x} dx = \frac{2}{n-1} \sin(n-1)x + I_{n-2}$ અને $\int_0^\pi \frac{\sin nx}{\sin x} dx = \frac{k\pi}{2}$ હોય,તો $k =$

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