Quadratic Formula

The Quadratic Formula solves the quadratic equation for x. This training project, prepared by Codecademy.

Table of Contents

• Project Prompt
• Technologies
• Setup
• Sources

Project Prompt

In algebra, a quadratic equation is an equation having the form:

ax² + bx + c = 0

Graphing, we get the curve below:

The corresponding x values are the x-intercepts of the graph, while a, b, and c are constants.

Write a C++ program called quadratic.cpp that solves the quadratic equation for the x‘s:

Technologies

• C++

Setup

How to compile and execute:

1. Download quadratic.cpp.
2. Open the terminal or command line and navigate to the directory where the downloaded file resides.
3. Run the following commands to compile and execute the program:

g++ quadratic.cpp -o quadratic
./quadratic

Sources

Codecademy's Learn C++ Course