Latest exam Aptitude Question SOLUTION: The factors of x^2(y-z)+y^2(z-x)+z^2(x-y) (a) (x+y+z)(xy+yz+zx) (b) (x-y)(y-z)(z-x) (c) (x-y-z)(xy-yz-zx) (d) (x-y)(y-z)(x-z)