Question

120,60,30,18...... find it's g.p or not. I want step by step explaination.​

Answer 1

Answer:

It's not

Step-by-step explanation:

for a gp, we shouldhave an/an-1 = r

so here 120/60 = 60/30 but not equal to 30/18.

if they are all equal, it is then a gp.