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Match the following . {:("List - I ",...

Match the following .
`{:("List - I ","List - II"),((1)(1.3)/(1)+(2.4)/(1.2)+(3.5)/(1.2.3)+(4.6)/(1.2.3.4)+....+oo,(a)2/3),((2)(1+(1)/(2!)+(1)/(4!)+(1)/(6!)+....)^2,(b)4e),((3)"coefficient "x^2" in " e^(2x+3),(c) 1),((4) "coefficient of " x^4 " in cosh " (2x),(d) 2e^3):}`

A

`{:(1,2,3,4),(c,b,d,a):}`

B

`{:(1,2,3,4),(c,b,d,a):}`

C

`{:(1,2,3,4),(c,b,d,a):}`

D

`{:(1,2,3,4),(c,b,d,a):}`

Text Solution

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The correct Answer is:
B
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  1. Assertion (A) : The value of (2)/(1!) +6/(2!)+(12)/(3!) +(20)/(4!) + ....

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  9. 1+(1+2)/(2!) +(1+2 +2^2)/(3!) + .......oo =

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  10. If n is odd, then Coefficient of x^n in (1+ (x^2)/(2!) +x^4/(4!) + ......

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  12. If |x| lt 1, Coefficient of x^3 in 1/(e^x (1+x)) is

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  13. Coefficient of x^(10) in the expansion of (2+3x)e^(-x) is

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