Question

Find the first four terms of the sequence who general term is : 1+1/2+1/3....1/n​

Answer 1

Answer:

11,12,13,14,1511,12,13,14,15

These numbers are in harmonic progression.

nthnth term of harmonic progression is given as

1a+(n−1)d1a+(n−1)d

Here a=1a=1 and d=1d=1

∴∴

nthnth term is 11+(n−1)11+(n−1)

=1n

Step-by-step explanation:

hope it helps you

Answer 2

Step-by-step explanation:

it will help you to understand