જો $\int \frac{\cos (13 x)-\cos (14 x)}{1+2 \cos (9 x)} d x=\frac{\sin (4 x)}{a}-\frac{\sin (5 x)}{b}+c$ હોય,તો $a^b=$

  • A
    $4^5$
  • B
    $5^4$
  • C
    $4^4$
  • D
    $5^5$

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Similar Questions

જો $\int \frac{dx}{\cos^3 x \sqrt{2 \sin 2x}} = (\tan x)^A + C(\tan x)^B + K$,જ્યાં $K$ એ સંકલનનો અચળાંક છે,તો $5(A+B+C)$ ની કિંમત શોધો.

જો $f(x) = \frac{\sin^2 \pi x}{1+\pi^x}$ હોય,તો $\int (f(x) + f(-x)) \, dx$ ની કિંમત શોધો.

$\int \frac{x+\sin x}{1+\cos x} d x=$

$\int \frac{\cos 2 x \cdot \sin 4 x}{\cos ^4 x(1+\cos ^2 2 x)} d x=$

ધારો કે $g:(0, \infty) \rightarrow R$ એક વિકલનીય વિધેય છે જેથી $\int \left( \frac{x(\cos x - \sin x)}{e^x + 1} + \frac{g(x)(e^x + 1 - x e^x)}{(e^x + 1)^2} \right) dx = \frac{x g(x)}{e^x + 1} + c$ તમામ $x > 0$ માટે,જ્યાં $c$ એક સ્વૈચ્છિક અચળાંક છે. તો:

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