18.1 Quadratic equations
A
Discriminant
18.1.2
Revision
18.1.1
abcformula
18.1.4
V
quare
splitting
18.1.5
Sketching
18.1.3
Mixed
18.1.6
Context
18.1.7
18.2 Quadratic inequalities
Graphical
18.2.1
V
Algebraic
with sketch
18.2.4
Algebraic
18.2.2
B
Special cases
18.2.5
B
Context
18.2.3
18.3 Quadratic formulae with a parameter
B
Intersections
with the
x-axis
18.3.1
V
B
Curve through
the vertices
18.3.2