Question

In a GP , IF  an =5(0.2)n-1 express value of r in P/Q form is_____​

Answer 1

Answer:

1/5 is the correct answer

Step-by-step explanation:

an=5(0.2)^n-1

ar^n-1=5(1/5)^n-1

comparing on both sides

r=1/5

pls mark it as brainlest answer