User:Lizynavin/My sandbox

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Relations and Functions

Relations

A relation is defined to be any set of ordered pairs.

Representation of Relations  

  • Set Notation
  • Mapping Diagram
  • Tables
  • Graph

Functions  


A relation in which corresponding to every input , there is only one output is called a function.


Function Notation    

The symbol f(x) is read as "the value of f at x" or simply " f of x " . It doesnot mean f times x. f(x) is called the function notation.

Evaluating a Function    

Consider the function f(x) .To evaluate f(a)

  1. Replace all x`s witha in the definition of f(x)  
  2. Simplify the expression


Example :   Let f(x) = 2x -3 .Find f(-1)


Links

An orientation course on Learning4Content is conducted at Sacred Heart College ,Thevara

Wiki Syntax

[1]

http://elearning-rajettan.blogspot.com

Outline_of_algebra

My Sub Page 1


Images

Flag of India

Logical Model

Munnar
 

Boxes and Borders

The Rules for Differentiation

  1. Constant Multiplie Rule
  2. Sum and difference Rule
  3. Product Rule
  4. Quotient Rule
  5. Chain Rule