5. the form f(x)=ax2 + bx –c,
where a, b and c are real
numbers and a ≠ 0. This is a
function which describes a
polynomial of degree.
6. Directions: State whether each of
the following equations represents
a quadratic function or not.
Justify your answer.
Yes/No Justification
1.y=x2+2
2.y=2x-10
3.y=9-2x
4.y=2x+2