4.1
2022-05-09
* Update the app to be used with iOS 13 and up.
3.7
2020-03-29
* Support of iOS versions from 9.3 to 13.3
* Bug fix.
3.6
2018-11-28
* Minor bug fixed.
* Sửa chữa một vài lỗi nhỏ.
3.5
2017-06-14
Supports iOS 9.0 and above
Addition of practice questions
3.4
2017-04-28
* iOS 10.3
* iPhone 7plus, 7, SE, 6s plus, 6s, 6 plus, 6, 5s, 5.
* iPad Air, Pro, Retina
3.3
2016-10-24
* iOS 10.0
* iPhone 7plus, 7, SE, 6s plus, 6s, 6 plus, 6, 5s, 5.
* iPad Air, Pro, Retina
3.2
2016-04-24
* Adds support for iPad
3.1
2016-04-16
* Examples are added to the section on finding zeros using Sum and Product.
* Minor layout fix.
3.0
2016-04-01
* Addition of Finding Zeros using Product and Sum.
* Addition of practice questions.
2.0
2016-01-20
* iOS 9.2
* Section on Converting from Factored Form to Vertex and General Forms added