 5.6 Discriminant and the Quadratic Formula
Discriminant from the quadratic formula: ________________________
Warm Up:
Graph the following equations by finding the vertex and the x intercepts on your graphing
calculator. It may be helpful to use the table in some cases.
1.)
a = ____
b = ______
c = _______
Vertex: _____________
Discriminant: ________
Factorable: __________
X intercepts: _________
How many REAL zeroes/roots/x-intercepts/solutions
are there for this graph?
2.)
a = ____
b = ______
c = _______
Vertex: _____________
Discriminant: ________
Factorable: __________
X intercepts: _________
How many REAL zeroes/roots/x-intercepts/solutions
are there for this graph?
5.6 Discriminant and the Quadratic Formula
3.)
a = ____
b = ______
c = _______
Vertex: _____________
Discriminant: ________
Factorable: __________
X intercepts: _________
How many zeroes/roots/x-intercepts/solutions
are there for this graph?
The discriminant from the quadratic equation decides the number of _______________/
________________ / _____________________ / __________________an equation has.
Discriminant is _______________
Picture to Represent
Situation:
Number of REAL roots/x-intercepts/
zeroes/solutions: ______________
Discriminant is _______________
Picture to Represent
Situation:
Number of REAL roots/x-intercepts/
zeroes/solutions: ______________
Discriminant is _______________
Number of REAL roots/x-intercepts/
zeroes/solutions: ______________
Picture to Represent
Situation:
5.6 Discriminant and the Quadratic Formula