Graphs and Properties of Quadratic Equations in Standard Form
Investigative Activity
Graph the following function using the provided table of values:
f ( x) = x 2 + 2 x ! 3
x
f(x)
-4
-3
-2
-1
0
1
2
Why isn’t the graph linear ?
Functions that have a degree of _____________ graph ______________
What is the minimum point on the parabola ? _________________
Standard Form: _______________ where a=____, b=_____, c=____
Vertex: ________________________________________
x =____________
f(x) = __________
Axis of Symmetry:_______________________
What is the y-intercept ?
__________________
How can you find the y-intercept algebraically?
_____________________________
_____________________________
What are the x-intercepts?
How can you find the x-intercepts algebraically ?
_______________________
_______________________________________
_______________________________________