2012.9 - Top 10 free educational app in Macau, Hong Kong, Taiwan and Mainland China
New in 2.0:
✔ Many useful tools added, such as: number factorization, trigonometric function calculator, least common multiple, greatest common factor and many more...
✔ You can now view the detailed steps for linear equations & quadratic equations.
✔ You can now save the tutorials and the detailed steps into your photo gallery.
✔ Added full support for Chinese language.
------------------------
Equation Helper is a simple, intuitive and useful application that allows you to quickly get the results of equations by simply entering the coefficients. You can also check out the detailed solve steps for any linear & quadratic equation you enters.

Equation Helper is the first offline equation solver that supports fraction number, square root, scientific notation as input & output (using LaTeX engine.)

The app also comes with many useful tools, such as: number factorization, trigonometric function calculator, least common multiple, greatest common factor and many more...

Furthermore, the app embeds a "Learn How To Solve Equations" tutorial which may guide young learners and quickly help them learn several basic methods of solving various equations.

Special Features
✔ Supports fraction/ square root/ scientific notation as input or output
✔ Show detailed solve steps for linear equations and quadratic equations
✔ Also comes with useful tools, such as number factorization and trigonometric function calculator.
✔ Includes a guide that teaches you how to solve equations
✔ Includes a specially designed keyboard that helps you enter the coefficient easily
✔ Save the detailed steps or the tutorials to your photo gallery, so that you can view them on your computer or share them with your friends.
✔ Smart display and switching between fraction output / scientific notation output

Currently supports
✔ Equation Calculators:
Linear equation
Quadratic equation
Cubic equation
Linear equation groups (2 or 3 unknowns)

Tools
✔ General Math:
Factorize & Show Divisors
Least Common Multiple
Greatest Common Factor
Factorial Calculation
Fibonacci Sequence
Percentage Calculator
✔ Trigonometry
Degrees to Radians
Radians to Degrees
Trigonometric Function Calculation
(More tools coming in the near future. You can also submit your desired tools through equationhelper@gmail.com .)

Improvements & Bug fixes:
• Faster calculation
• Faster image rendering
• Resolved an issue which may cause large volume occupation on certain devices.
• Resolved an issue which may cause app crash.