Question

given B={x:x €n and 2<x<7}; represent this seton roster method and hence find the coordination number​

Answer 1

Answer:

(3,4,5,6) is the answer is it usefull

Answer 2

$Given \: B = \{ x : x \in N \:and \: 2 \lt x \lt 7 \}$

Roster form of set B :

$B = \{ 3,4,5,6 \}$

$Cordinal \: Number \: n(B)$

$= Number \: of \: elements \: in \: set \: B$

$= 4$

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