Question

what is the range and domain of six?

Answer 1

if your question is
find the domain and range of sinx ?
solution :-
sinx lies between -1 to 1 so,
range of sinx € [-1 , 1]

and domain of it belongs to all real numbers .

but when your question is
find domain and range of y = 6
then, range belongs to {6}
domain belongs to all real numbers