Concours ENSPY Practice Questions - Concours ENSPY - École Nationale Supérieure Polytechnique De Yaoundé (Cameroon) Exam

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A geometric sequence $(u_n)$ of positive terms satisfies $u_2 = 12$ and $u_5 = 96$. What is its common ratio $q$ and its first term $u_0$?

q = 2 and u_0 = 3 q = 2 and u_0 = 6 q = 4 and u_0 = 3 q = 8 and u_0 = 1.5

Correct Answer:

q = 2 and u_0 = 3

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