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7(int0^1(x^4(1-x)^4dx)/(1+x^2)+pi) is e...

`7(int_0^1(x^4(1-x)^4dx)/(1+x^2)+pi)` is equal to

A

21

B

22

C

23

D

none of these

Text Solution

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The correct Answer is:
B
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FIITJEE-TIPS-ASSIGNMENT (SECTION (I): MCQ (SINGLE CORRECT)
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  2. The value of inte^(pi^2) [logpi x]\ d(loge x) is

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  3. 7(int0^1(x^4(1-x)^4dx)/(1+x^2)+pi) is equal to

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  4. int(-pi/3)^0[cot^(-1)(2/(2cosx-1))+cot^(-1)(cosx-1/2)]dxi se q u a lto...

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  5. If I=int(0)^(pi//2)sin 2n x log cos x dx. Then l is same as

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  7. If f(x)=[|x|], then int0^100 f(x)dx is equal to (where [.] denotes the...

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  8. Ifint(-pi)^((3pi)/4)(e^(pi/4)dx)/((e^x+e^(pi/4))(sinx+cosx)=kint(-pi/2...

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  10. If the ordinate x = a divides the area bounded by the curve y=1+(8)/(...

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  11. Area common to the circle x^2+y^2=64 and the parabola y^2=4x is

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  13. Area bounded by y = |x - pi/2| and x = 0, x = pi equals

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  15. Find the area of the region lying in the first quadrant and bounded b...

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  19. The area bounded by the parabola y^2 = x, straight line y = 4 and y-ax...

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