Math Express (Free)

FREE version with ads.

This app contains 4 functions in itself:

-Linear equations system solver.
-Quadratic equations solver.
-Numeric system converter.
-Basic calculator.

LINEAR EQUATIONS SOLVER
This function is able to solve a linear equations system of up to 40 equations, for its usage you must only introduce each of the equations on its input, press the solve button and it will be solved instantly.

QUADRATIC EQUATIONS SOLVER
This function is able to solve most of the equations, and it actually isn't limited to quadratic equations, for example, it can also solve cubic equations.

NUMERIC SYSTEM CONVERTER
This function converts a number between different numeric systems, you can convert from decimal to binary, octal and hexadecimal, same the other way around, aditionally the number is converted automatically as you introduce the number and it is also displayed in any numeric system from 3 to 15.

BASIC CALCULATOR
This function is just a basic calculator for the ones who likes it, simple to use.

Feel free to rate and give your opinions, and any kind of feedback to improve it would be appreciated.