This document provides an introduction to quadratic functions. It defines the standard form of a quadratic function as f(x) = ax^2 + bx + c, and shows how to graph simple quadratic functions like f(x) = x^2 by creating a table of x and y-values. It also introduces key concepts for quadratic functions like domain, range, vertex, axis of symmetry, and maximum/minimum values.

1. Quadratic Functions

2. y= mx+b ; f(x) = mx+b
y = ax2 + bx +c ; f(x) = ax2 + bx +c

3. Graph f(x)= x2
Table of values
x ­2 ­1 0 1 2
y

6. Domain:
Range:
Vertex:
Axis of symmetry:
Max/Min:

8. Graph f(x) = x2 + 1
x ­2 ­1 0 1 2
y

11. Exercise 1
Questions 1 ­ 4