Question

Why we write x:x in set builder form ​

Answer 1

IT REFERS TO THAT WE Want EACH VALUE OF X AND COLON REPRESENTS SUCH THAT ...

SO EACH VALUE OF X SUCH THAT ........

IS ELEMENT OF SET

Answer 2

x:x means x such that.....we write it to show the belonging of x so thet it becomes easy to find roaster for

hope it helps you

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