Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ ¹ ² ³ °
 

You are not logged in. #4 20121220 20:33:27
Re: Geometric progressionput b= an, c= an^2 #5 20121223 10:27:09
Re: Geometric progressionSomething is wrong here. 1, 1, 1 are in geometric progression (r = 1) but Last edited by scientia (20121223 10:36:29) 