2 times 2 times 5 times x times y
The prime factorization of 20xy is 22x5xxxy
2*2*5*x*y
It is an algebraic expression
9
2,5,10,x
0.4444
5x2 - 20xy + 10y2 = 5(x2 - 4xy + 2y2) which cannot be simplified into rational factors.
The GCF is 4xy
4xy
2 * 2 * 5 * x * y
The GCF is 4xy.