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The value of 2+4+6+.....+2n is...

The value of `2+4+6+`.....`+2n` is ________

A

`(n(n-1))/(2)`

B

`(n(n+1))/(2)`

C

`(2n(2n+1))/(2)`

D

`n(n+1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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