Question

what is roaster form and builder form​

Answer 1

Answer:

when we roaster form we simply list or enumerate each element of the set within the set of curly braces

Answer 2

Answer:

ROSTER FORM is also called as tabular form. all the elements of a set are listed and seperated by commas and enclosed within flower braces { }

SETBUILDER FORM is a notation for describing a set by indicating the properties that it's elements satisfy.

Example:

Set builder form:

A={X:X is an integer and -1<X<5}

Roster form:

A={0, 1, 2, 3, 4}