What is the value of the 21^st term of the harmonic progression:$\frac{1}{5}$ ,$\frac{1}{9}$ ,$\frac{1}{13}$ ,$\frac{1}{14}$ -...?

Determine the 8th term of the harmonic progression 6, 4, 3,…

Fill in the blank:

If 6, 4, 3,… is the harmonic progression then 1/6, 1/4, 1/3,… is _________.

1.    Determine whether the following sequence is harmonic: -1, 1/2, -1/3, 1/4, -1/5, ....

Which of the following progression is helpful to derive harmonic progression?

Is the sentence true or false ?

The terms of a harmonic progression is of the form, 1/a, 1/(a + d), 1/(a + 2d), 1/(a + 3d), 1/(a + 4d),...1/(a + (n - 1)d).

These are series who are reciprocals of an arithmetic series without 0 as one of its terms.

Compute the 16th term of HP if the 6th and 11th term of HP are 10 and 18, respectively.

Find the fifth term of the harmonic progression 1/4, 1/7, 1/10….  

Find the 12^th term of the harmonic progression, if the fifth term is 1/16, and the eighth term is 1/25.