Assertion (A) : The value of (2)/(1!) +6...

Assertion (A) : The value of `(2)/(1!) +6/(2!)+(12)/(3!) +(20)/(4!) + .......o = 3e`
Reason (R) : The `n^(th)` term of the series 2,6,12,20 , ....... Is n (n+1)

A

A is true, R is true and R is correct explanation of A

B

A is true, R is true and R is not correct explanation of A

C

A is true , R is false

D

A is false, R is true

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The correct Answer is:

A

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