Factor. (if the expression is nonfactorable over the integers, enter nonfactorable.) x4 − 2401

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?

Given that s is the centroid of triangle mno, find sq.