Which of the following is a factor of 5xy?
4
2y
xy
5x2
A factor of polynomial P(x) is any polynomial which divides evenly into P(x). The factors of 5xy are 1, 5, x, y, 5x, 5y, xy and 5xy.
One of the factors of 5xy is _________
Which one among the given options is an irreducible factor of 5xy(x + 6)?