- 1. 1Jun103:09p.m.Quadratic equationsax2+bx+c=0by
factorisationusing GDCby
formulay=(x2)2y=x2+1y=x22y=x2+3y=(x3)2+5y=2x2+1
2. 2May2906:50p.m.y=3x(x2) y=x(x2)y=x(x2)y=(x1)(x+2)y=2(x1)(x+2)
3. 3Jun103:09p.m.Quadratic
EquationsBytheendofthelesssonyouwillbeableto:
Solvequadraticequationsbydifferentmethods.
Anticipatethenumberofsolutionsofaquadraticequationbystudyingitsdiscriminant.
4. 4Jun103:09p.m.Quadratic equationsby factorisationusing GDCby
formulaby completing the square 5. 5Jun103:09p.m.Solvetheequation:
6. 6Jun103:09p.m.Solvetheequation: 7.
7Jun103:09p.m.Solvetheequation: 8.
8Jun103:09p.m.Usethequadraticformulatosolvetheequation: 9.
9Jun103:09p.m.SimplifyandthenuseyourGDCtosolvetheequation: 10.
10Jun103:09p.m.UseyourGDCtosolvetheequations: 11.
11Jun103:12p.m.Unusual quadratic equations: 12.
12Jun103:12p.m.Unusual quadratic equations: 13.
13Jun103:12p.m.Disguised quadratic equations: 14.
14Jun103:12p.m.Unusual quadratic equations 15.
15Jun103:12p.m.Unusual quadratic equations: 16. 16Jun103:10p.m.The
quantity is called thediscriminant of the quadratic equation. >0
=0 0 =0
