# concepts

## Protected: Relation and Function

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## Protected: Matrices

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## Protected: Inverse Trigonometric Functions

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## Protected: Trigonometric Functions

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## SET theory

Definition: A Set is a collection of well-defined objects or elements. The term well-defined stands for definition assigns it a unique interpretation or value. For example the collection of all the vowels in English alphabets is a set. where as the collection of Tall tree is not a set. As the term “Tall” is not …

## Differential Equation

FIRST ORDER DIFFERENTIAL EQUATIONBasic Concepts and Ideas Differential Equation: – An equation involving one dependent variable and its derivatives with respect to one or more independent variable is called as differential equation.Example. , Ordinary differential equation: – An ordinary differential equation is one in which there is only one independent variable, so that all the …