Find the greatest common factors (GCF / HCF) of the following polynomials :
x3,−yx2
HCF of x3,x2=x2
HCF of 1,y=1
∴ HCF =x2
2x3y2,10x2y3,14xy
36a2b2c4,54a5c2,90a4b2c2