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Quadratic Equations app for iPhone and iPad


4.8 ( 608 ratings )
Reference Education
Developer: Walter Kissach
0.99 USD
Current version: 6.1, last update: 11 months ago
First release : 21 Oct 2008
App size: 6.05 Mb

A power learning aid combining Coaching Calculators and Guides to help students master the solving of quadratic equations.

Coaching Calculators solve quadratic equations by :

- completing the square
- quadratic formula
- factoring

Students learn quickly by working with the calculator and seeing each step of the process in detail.

Completing the square for example:

- Dividing by coefficient of x²
- Taking constant term to right hand side
- Completing the square
- Taking the square root of both sides
- Simplifying and solving

Calculators handle equations with integer coefficients up to 99.

Guides have a comprehensive set of examples