Before explaining how to use the SYSLIN procedure, it is useful to define some terms. The variables in a system of equations can be classified as follows: ...

Sometimes in mathematics we like to use letters to represent numbers. The ‘value’ of these letters can change according to certain rules or conditions we are given – hence we can call them variables.

In this article you will get the NCERT solutions to Class 9 Mathematics Chapter 4, Linear Equations in two Variables. Our experts have prepared these questions in step wise structure. All the ...

In this paper, the homotopy perturbation method (HPM) is applied to solve the multipantograph delay equations with variable coefficients. The sufficient conditions are given to assure the convergence ...

An animated guide to factorising quadratic expressions and equations. Examples are used to show how to find factors that multiply to give the number term and add to give the x coefficient in an ...

The most preferred learning resource in schools across India is the NCERT textbooks. Thanks to their lucid and easy-to-comprehend language, the NCERT books have become the ideal study material for ...

It is often of interest to assess how much of the effect of an exposure on a response is mediated through an intermediate variable. However, systematic approaches are lacking, other than assessment of ...