If in an AP, t_1 = _ 10 a, t_ n+1 = _ 10 b and t_ 2n+1 = _ 10 c then a, b, c are in

JEE Advanced Mathematics question

If in an AP, , and then are in

Answer: (B)

Positions are in AP, so are in AP:

Create a free account to read the complete working (3 steps), and practise questions like this in a timed test.

Question ID VK-107771