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Tuesday , August 22 2017

## Description of all Set, Some problems and solutions.

Definition:A set may be viewed as any well defined collection of object. The objects are called the elements or members of the set. A set will usually be denoted by a capital letter, such as, A,B,X,Y,……………………… Whereas lower case letters a,b,c,x,y,z………. will usually be used to denote elements of sets. ...

## Partial differential equation

Definition: An equation involving partial derivatives is called partial differential equation. Shortly it is written as P.D.E. Some notation for derivatives: Formulation of partial differential equation: (i) Elimination of arbitrary constant and (ii) Elimination of arbitrary function. Procedure of elimination of arbitrary constant: Let us consider the relation g(x,y,z,a,b)=0 ———————————-(i) ...

## What is triangle? Description of triangle.

Definition: The figure bounded by three line segments is a triangle 1.The figure bounded by three line segments is a triangle 2.The line segments are known as the sides of the triangle. 3.The point common to any two sides is known as vertex. The angle formed at the vertex is ...

## Parallel Straight Line

Parallel Straight Line: Definition: Lying in the same plane , two straight lines which do not meet are called parallel lines. Some Corollary for parallel straight line:  1.When a transversal cuts two parallel straight lines, the corresponding angles are Equal. 2.When a transversal cuts two parallel straight lines, the alternate ...