JEE Main Mathematics question

Mathematics Sequence and Series JEE Main

If are in A.P. such that , then the sum of the first terms of this A.P. is

(A)
(B)
(C)Correct
(D)

Answer: (C)

Solution

gives , which is the (middle) term of the first

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-022109