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Which of the following statements is cor...

Which of the following statements is correct?
(a) Sum of n terms of the list of numbers `sqrt(2),sqrt(8),sqrt(18),sqrt(32),...` is `(n(n+1))/(sqrt(2))`.
(b) The common difference of the A.P. given by `a_(n)=3n+2` is 3.
(c ). The sum of the A.P. `(-5), (-8), (-11), ...., (-230)` is `-8930`.

A

Only (a)

B

Only (b)

C

Only (a) and (b)

D

(a), (b) and (c )

Text Solution

Verified by Experts

The correct Answer is:
D
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