App Shopper: QuadCoach Factor it Solve it (Education)

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Feb 25 '13	Version 2.3
Sep 28 '12	Version 2.2
Jun 30 '12	Version 2.1
Feb 01 '11	Version 2.0
Jan 11 '11	Version 1.2
Nov 05 '10	Version 1.1
Jan 18 '10	New App: $.99, v1.0

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QuadCoach Factor it Solve it

iOS iPhone

QuadCoach Factor it Solve it is a powerful learning aid to help students master the factoring of quadratic expressions, solving of quadratic equations and solving of simultaneous linear equations.

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

Students develop their skills quickly as they work with the calculator and see each step of a process in detail.

Factoring quadratic expressions:

- ax + b
- ax² + bx
- ax² + c by Difference of Squares, a and c opposite signs

- ax² + bx + c

Guess-and-Check or Trial-and-Error method
Grouping, AC or British method
Grid or Box method
Inspection for simple cases

Solving ax² + bx + c = 0 trinomials :

- Factoring
- Quadratic formula
- Completing the Square

The quadratic modules focus on binomial and trinomial expressions having integer coefficients up to 149.

Solving pairs of simultaneous linear equation :

2x - 3y = 2
5x + 2y = 24

Features major solving methods :

- addition
- elimination
- substitution

The simultaneous equation modules focus on pairs of simultaneous equations having integer coefficients up to 99.