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

You are not logged in. #1 20051210 21:42:17
Need help with matrixI need help with solving the matrix, I googled but I just don't understand. Found a good site (http://www.purplemath.com/modules/mtrxinvr.htm) but my English isn't that great. #2 20051211 00:56:38
Re: Need help with matrixI don't know about matrices, but this just looks like a simultaneous equation. Why did the vector cross the road? It wanted to be normal. 