why subscripted and superscripted text are used? what's their main influence inthe paragraph? basics..

Answer 1

The <sup> tag defines superscript text. Superscript text appears a character above the normal line, and is sometimes rendered in a smaller font. Superscript text can be used for footnotes, like ABC[1].
the <sub> tag is used to define subscript text.subscript text
can be used for writing chemical reaction or mathematical equation. eg X1+X2 , O2

Answer 2

can u plz perform in the text form? like in sentence ..wanna see in sentence ..