Answers

2014-07-07T17:43:00+05:30
Roster form is the form of sets where all the components are seperated by commas and are enclosed in curly brackets whereas in set builder form elements are written having a special property satisfied by all its elements
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2014-07-07T17:45:57+05:30
The explanation of any set in some words & symbols is called set builder form of any set.e.g.,A:{x:x is a natural no.}=>[1,2,3,4,5,.....]
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