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Evaluate the following : int(0)^(pi)(dx)...

Evaluate the following : `int_(0)^(pi)(dx)/(1+sinx)`

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A DAS GUPTA-Properties and Application of definite Integrals-EXERCISE
  1. Show that: int0^x[x]dx=[x]([x]-1)/2+[x](x-[x]), where [x] denotes the ...

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  2. The value of the integral overset(100pi)underset(0)int sqrt(1-cos2x)" ...

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  3. Evaluate the following : int(0)^(pi)(dx)/(1+sinx)

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  4. Evaluate the following:int0^(10pi)|cosx|dx

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  5. Evaluate int(0)^(npi+t)(|cosx|+|sinx|)dx, where n epsilonN and t epsil...

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  6. Show that: inta^bf(x)dx=int(a+c)^(b+c)f(x-c)dx and hence show that int...

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  7. If f(x) is a continuous function defined on [0,\ 2a]dot\ Then prove t...

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  8. If f(t) is an odd function, then varphi(x)=inta^xf(t)dx is an even fun...

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  9. It is known that f(x) is an odd function in the interval [p/2, p/2] an...

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  10. If f(a+x)=f(x), then prove that inta^(n a)f(x)dx=(n-1)int0^af(x)dx whe...

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  11. Evaluate: int0^(pi/2) (sin2x)/(sin^4x+cos^4x)dx

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  12. Let a, b, c be non-zero real numbers such that ; int0^1 (1 + cos^8 x)(...

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  13. If f(X) is continuous and ninNthen the value of int-2^2{f(x)-f(-x)}x^...

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  14. An extremum value of y=int0^x(t-1)(t-2)dt is : 5/6 (b) 2/3 (c) 1 ...

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  15. An AC voltage is given by E=E(0) sin(2pit)/(T). Then the mean value of...

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  16. If g(x)=int0^xcos^4tdt , then g(x+pi) equals g(x)+g(pi) (b) g(x)-g(pi...

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  17. The value of int(-pi)^(pi)(2x(1+sinx))/(1+cos^(2)x)dx is

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  18. State whether the statements are true or false.If y=int0^xf(t)dt .Then...

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  19. State whether the statements are true or false.int0^(pi/2)dx/(sqrt(sin...

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  20. If int0^a{f(x)+f(-x)}dx=int-a^aphi(x)dxthen phi(x)=.

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