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CBSE Mathematics Class XI

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Mathematics - CBSE CLASS XI

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Mathematics

 

CHAPTER 1- FUNCTIONS

1.1 RELATIONS
1.1.1 Representing Relations

1- By Arrow Diagram

One to one relation One to many relation
Many to one relation Many to many relation

2- By Ordered Pair

(1, 3), (2, 4), (3, 5)

(1, 4), ( −2, 4), (3, 9), ( −3, 9)

3. By Graph

Set A is called domain of the relation and set B is the codomain.
Each of the elements in the domain (Set A) is an object. So 1, 2 and 3 are called object.
Each of the elements in the codomain (Set B) is an image. So 3, 4, 5 and 6 are called image.
The set that contains all the images that are matched is the range.

 

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CBSE Mathematics Class XI ( By Mr. Ayaz Khan )
Email Id : khan7190@gmail.com