Question

If a=2/3, t6 = 162, find r.....its an question from geometric progression..​

Answer 1

Answer:

r=3

Step-by-step explanation:

a= 2 , t6=162, r=?

3

tn= a+r^n-1

t6= 2 +r^6-1

3

162= 2 +r^5

3

r^5= 162×3

2

r^5=81×3

r^5=243

r^5=3^5

r=3