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

You are not logged in. #1 20130216 15:13:02
mathThe roots of the quadratic equation x^2 + ax + b are 2 + 3i and 2  3i. What is a + b? I see you have graph paper. You must be plotting something #3 20130216 16:39:52
Re: mathThanks I see you have graph paper. You must be plotting something 