Question

A relation R difined in the set N of natural numbers as R={(a, b is even)} is an equivalence relation write the set of numbers which are related with number 1 according to the given relation​

Answer 1

Explanation:

A=(x,y)∈R×R:y−x is an integer is an equivalence relation on R.

Answer 2

Explanation:

A subscript or superscript is a character (such as a number or letter) that is set slightly below or above the normal line of type, respectively. It is usually smaller than the rest of the text. Subscripts appear at or below the baseline, while superscripts are above.