$ a_1 = 3 $, $ a_3 = 3r^2 = 27 \Rightarrow r^2 = 9 \Rightarrow r = 3 $ (assuming positive) - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$$ a_1 = 3 $, $ a_3 = 3r^2 = 27 \Rightarrow r^2 = 9 \Rightarrow r = 3 $ (assuming positive)$