Sometimes in mathematics we like to use letters to represent ... rules or conditions we are given – hence we can call them variables. There is only one answer to the value of the letter a.

Discover how Math Notes on iPad Calculator transforms equations with handwriting recognition, real-time computation, and ...

The Algebra section includes Polynomials, Pair of Linear Equations in Two Variables, Quadratic Equations, and Arithmetic Progressions. Here, we share the weightage for these chapters. Algebra ...