Topic 1

C/C Tran and Ramos

Section 3.2 Quadratic equations,functions,zeros,and models

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Introduction

Zeros of a Quadratic Function

Standard Form

Quadratic Functions

Quadratic Equations

A quadratic equation is an equation that can be written in the form :

Quadratic Equations

Quadratic Functions

Quadratic Functions

A quadratic function f is a function that can be written in the form: f(x) = ax^2 + bx + ca cannot equal 0 a,b, and c are real numbers

Zeros of a quadratic function

Zeros of the quadratic function f(x) = ax^2 + bx + c are the solutions of the associated quadratic equation ax^2 + bx = c = 0. These solutions are some times called roots of the equation.

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