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3. C0 + 7. C1 + 11. C2 +…...+ (4n+3) . C...

`3. C_0 + 7. C_1 + 11. C_2 +…...+ (4n+3) . C_n=`

A

`(3n+2) 2^n`

B

`(2n+3)3^n`

C

`(2n+3)2^n`

D

`(3n+2)3^n`

Text Solution

Verified by Experts

The correct Answer is:
C
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