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The form of the quadratic function is in its simplest: y
= x². The graph of this function is called parabola (here it is even called
normal parabola).
Table of value
|
x |
- 7 |
- 6 |
- 5 |
- 4 |
- 3 |
- 2 |
- 1 |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
|
y/x² |
49 |
36 |
25 |
16 |
9 |
4 |
1 |
0 |
1 |
4 |
9 |
16 |
25 |
36 |
The graph

(we learn more in grade 9 and in grade 11)
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