Question

20. The common ratio of the G.P. a^m-n,a^m,a^m+n is​

Answer 1

Answer:

a^n

Step-by-step explanation:

common ratio = second term/ first term

= third term / second term

=> a^m/a^(m-n) = a^n

=> a^(m+n) / a^m = a^n

common ratio = a^n