By William Beastall
Open iTunes to buy and download apps.
Quadratic helps students learning how to solve quadratic equations for GCSE Maths exams, or equivalent. The 'plus': Quadratic retains rational numbers and surds (such as √5) in the solution whenever possible, unlike other software which just gives the numerical solution. Automatic generation of suitable quadratic equations to solve, or tap in your equation using the special keyboard. An interactive graph is built in and three other solution methods are available with the in app upgrade: solution by 'completing the square', finding factors or using the standard quadratic formula. Print the results or share them by email or message.
What's New in Version 2.1
Updated for ios7. New: advanced mode solves simultaneous quadratic/linear equations. Free access to graphical solutions, upgrade for a small fee to use all the solution methods: completing the square, factors and the quadratic formula.