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int(-2)^(2)(1)/(1+e^(x^(3)))dx=...

`int_(-2)^(2)(1)/(1+e^(x^(3)))dx=`

A

2

B

4

C

`(e^(2))/(1+e^(8))`

D

1

Text Solution

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The correct Answer is:
A
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MARVEL PUBLICATION-INTEGRATION - DEFINITE INTEGRALS -MULTIPLE CHOICE QUESTIONS (PART - B : Mastering The BEST)
  1. int(-a)^(a){f(x)-f(-x)}dx=

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  2. int(-pi//2)^(pi//2) x sin x cos x dx=

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  3. int(-2)^(2)(1)/(1+e^(x^(3)))dx=

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  4. int(1)^(7)(log sqrt(x))/(log sqrt(8-x)+log sqrt(x))dx=

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  5. int(0)^(pi//2)(sin 2x)/(2+2sin^(2)x+cos^(2)x)dx=

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  6. If int(0)^(1)(x+4)/(x^(2)+5)dx = a log ((6)/(5))+b tan^(-1)((1)/(sqrt(...

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  7. int(-1)^(1)(d)/(dx)[tan^(-1)((1)/(x))]dx=

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  8. If a, b, gt 0, then int(1)^(a)(1)/(x)dx + int(1)^(b)(1)/(x)dx=

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  9. If int(0)^(1)(1)/(e^(x)+e^(-x))dx = tan^(-1)p, then : p =

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  10. int(0)^(pi//2)(sin 8x.log(cot x))/(cos 2x)dx=

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  11. int(-1)^(1)[tan^(-1){sin(cos^(-1)x)}+cot^(-1){cos(sin^(-1)x)}dx=

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  12. int(0)^(pi)(cos x)/(x^(4)+(pi-x)^(4))dx=

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  13. If I(n)=int(0)^(pi//4)tan^(n)x dx, where n ge 2, then : I(n-2)+I(n)=

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  14. Find the value of int0^1x(1-x)^ndx

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  15. If inta^b x^3dx=0,a n d"I f"inta^b x^2dx=2/3,"f i n dr e a lv a l u...

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  16. Evaluate the following: int0^(pi//4) (sin^2 x \ cos^2 x)/(sin^3x + cos...

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  17. If f(x)=f(4-x), g(x)+g(4-x)=3 and int(0)^(4)f(x)dx=2, then : int(0)^(4...

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  18. If f(a-x)=f(x) and int(0)^(a//2)f(x)dx=p, then : int(0)^(a)f(x)dx=

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  19. Evaluate: int(-1/2)^(1/2)cosxlog(1-x)/(1+x)dx

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  20. int(-pi)^(pi)(1-x^(2))sin x cos^(2)x dx=

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