JEE Main Mathematics question

MathematicsSequence and SeriesJEE Main

The sum of the first terms of the series is , where is even. When is odd the sum is

Answer: (B)

Solution

For odd , the sum of the first terms is the sum of the first terms ( even) plus the term (an odd-position term

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-021560