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underset( 0)overset(pi ) int ( e^(cos x)...

`underset( 0)overset(pi ) int ( e^(cos x))/( e^(cos x)+ e^(-cos x )) dx ` का मान ज्ञात कीजिए।

लिखित उत्तर

Verified by Experts

The correct Answer is:
` (pi)/(2)`
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BANSAL HINDI-INDEFENITE & DEFINITE INTEGRATION -EXERCISE -4 SECTION -A ( CBSE Previous Year.s Questions ( DEFINITE INTEGRATION))
  1. underset( 0) overset(1) int ( dx)/(sqrt( 2x+3)) का मान ज्ञात कीजिए।

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  2. यदि underset( 0)overset(1) int (3x^(2) +2x+k) =0 हो, तो k का मान ज्...

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  3. underset( 0)overset(pi ) int ( e^(cos x))/( e^(cos x)+ e^(-cos x )) dx...

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  4. underset( 0) overset(pi )int (x dx )/( a^(2) cos ^(2) x + b^(2) sin ...

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  5. underset( -pi//2) overset( pi//2) int sin ^(5) x dx का मान ज्ञात कीजि...

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  6. underset( 1) overset(2) int (5x^(2))/( x^(2) + 4x+ 3)dx का मान ज्ञात ...

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  7. underset( -5) overset( 5) int |x+2| dx का मान ज्ञात कीजिए।

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  8. underset( 0 )overset(1) int x^(2) (1- x ) ^(n) dx का मान ज्ञात कीजिए।

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  9. underset( pi//6) overset( pi//3) int (sin x + cos x)/( sqrt(sin 2x)) ...

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  10. underset(0) overset( pi)int ( x tan x )/( secx + tan x ) dx का मान ज्...

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  11. underset( 0) overset( pi ) int ( x )/( 1+ sin x) dx का मान ज्ञात कीज...

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  12. underset(0) overset(1) int log ( (1)/(x) - 1) dx का मान ज्ञात कीजि...

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  13. underset( 0)overset( pi//2) int (x+ sin x)/( 1+cos x) dx का मान ज्ञात...

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  14. int 0^((pi)/(4))(sinx + cos x)/( 9 + 16 sin 2 x ) dx

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  15. underset( 0) overset( pi//2) int ( x sin xcos x)/( sin ^(4) x+ cos ^(...

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  16. underset( 0)overset( pi//2) int 2 sin x cos x tan ^(-1) ( sin x) dx क...

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  17. underset( pi//6) overset(pi//3) int ( dx)/( 1+ sqrt( tan x) ) का मान...

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  18. underset(1)overset(4)int (x^(2)-x)dx

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  19. underset( 0)overset( pi//4) int log ( 1+ tan x) dx का मान ज्ञात कीजि...

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  20. मान ज्ञात कीजिएः underset(0)overset(2)int sqrt((4-x^2))dx

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