Solving Quadratic Equations
http://www.hostsrv.com/webmab/app1/MSP/quickmath/02/pageGenerate?site=quickmath&s1=equations&s2=quadratics&s3=basic#reply
http://www.gomath.com/exercises2/quadratics.asp
Quadratic Graphs
http://www.exploremath.com/activities/Activity_page.cfm?ActivityID=13
http://www.exploremath.com/activities/Activity_page.cfm?ActivityID=14
http://www.exploremath.com/activities/Activity_page.cfm?ActivityID=40
IT lessons
Change of a ,b and c in y=ax^2+bx+c
http://mathinsite.bmth.ac.uk/applet/parab/parabola.html
Change of a and c in y=ax^2+bx+c
http://home.cchms.postkid.com/tan_eng_chiu/Quadra01.gsp
Change of b in y=ax^2+bx+c
http://home.cchms.postkid.com/tan_eng_chiu/axsquared.gsp
Quadratic Inequalities
http://www.geocities.com/CapeCanaveral/Launchpad/2426/page32.html
Square root of 2 is irrational
http://www.cut-the-knot.com/index.html
Animation
http://www.anglia.co.uk/education/mathsnet/aerobics/aerobic5.html
Completing the square
http://www2.hawaii.edu/suremath/jcompletingSquare.html
