30.09.25.md (360B)
1 30/09/25 2 ======== 3 4 Completing the square via sketching 5 ----------------------------------- 6 - draw a square of lengths X 7 - draw a rectangle of length X and 1 (in the case of x^2 + x + 1) 8 See FIG1 and FIG2 9 10 Geometry 11 -------- 12 - When >(=) and <(=) show up, look outside and inside the curve respectively 13 See FIG3 14 - circles can be split into to functions 15 See FIG4 16