App Shopper: Quadratic Equations (Education)

App Activity

Feb 19 '13	Version 3.2
Sep 28 '12	Version 3.1
Jun 27 '12	Version 3.0
Jan 10 '11	Version 2.1
Oct 29 '10	Version 2.0
Jan 13 '10	Version 1.4
May 22 '09	Version 1.3
Jan 07 '09	Version 1.2
Dec 01 '08	Version 1.1
Oct 21 '08	New App: $.99, v1.0

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Quadratic Equations

iOS iPhone

Quadratic Equations is a powerful learning aid to help students master the solving of quadratic equations by completing the square

Interactive Coaching Calculators and Guides combine to speed the learning process.

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