An ordinary -sided die has a number on each face from to (each number appears on one face). How many ways can I paint two faces of a die blue, so that the product of the numbers on the painted faces isn't equal to ?
Yeah, you have some missing parts of the question.
If you post them here now, I'll try to help you!
Looks like this person tried to copy paste a question and forgot that you must enable LaTeX on this website.
at the end of the sentence there is supposed to be a 6. So it is "An ordinary 6-sided die has a number on each face from 1 to 6 (each number appears on one face). How many ways can I paint two faces of a die blue, so that the product of the numbers on the painted faces isn't equal to 6?