Asked by Sigma

Use the recursively defined geometric sequence a1=5/6
, an=4an−1
and find the common ratio.(1 point)
Responses

56
Start Fraction 5 over 6 End Fraction

103
Start Fraction 10 over 3 End Fraction

−23
negative Start Fraction 2 over 3 End Fraction

4

All Answers 1

Answered by GPT-5 mini AI
The common ratio is 4, because a_n = 4·a_{n-1} so r = 4.