Quadratic Grouping
$0.99 from Walter Kissach 
This app is a quick reference guide to factoring quadratic trinomials by grouping also known as factoring by decomposition.
It’s a companion app to Quadratic Factoring that features a visual form of factoring by grouping and GuessCheck Factoring that features the Guess-and-Check method of factoring quadratic trinomials.
You go step by step through example questions,
- Finding the target of the × and of the +
- Finding the signs of the integer pair
- Splitting the x term
- Grouping and factoring
- Completing the factoring
or go straight to a particular step.
The app features two styles of grouping. The classic style where we put ( ) around the groups and a quick grouping style that omits this step.
It’s ideal for students as the menu design reinforces each problem solving step. Examples highlight and simplify algebra that students find hard.
Large crystal clear text and graphics make the app ideal for quick reference or a longer read.
The app has a comprehensive set of examples.
