$\int_0^{\pi} (\sin^2 \frac{x}{2} - \cos^2 \frac{x}{2}) dx = $ . . . . . . .

  • A
    $1$
  • B
    $0$
  • C
    $-1$
  • D
    $2$

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$\int_5^{10} \frac{d x}{(x-1)(x-2)} = $

$\int_{0}^{20\pi} (\sin^4 x + \cos^4 x) dx$ નું મૂલ્ય કેટલું થાય?

નિશ્ચિત સંકલન $\int\limits_0^{\frac{1}{{\sqrt 2 }}} {\frac{{{x^2}dx}}{{\sqrt {1 - {x^2}} \,(1 + \sqrt {1 - {x^2}} )}}} $ નું મૂલ્ય શોધો.

ધારો કે $P(x) = x^2 + bx + c$ એ વાસ્તવિક સહગુણકો ધરાવતી દ્વિઘાત બહુપદી છે,જેથી $\int_{0}^{1} P(x) dx = 1$ અને $P(x)$ ને $(x-2)$ વડે ભાગતા શેષ $5$ વધે છે. તો $9(b+c)$ ની કિંમત શોધો:

$\int_0^\infty {{e^{ - 2x}}(\sin 2x + \cos 2x)\,dx = } $

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