(w^2+x^2)x(y^2+z^2) is always divisible by which of the max no. Where w;x;y;z are odd integers?
Pick:
A) 20	B) 8	C) 4	D) 2	E) 6
((odd)^2+(odd)^2)*((odd)^2+(odd)^2)   (even)*(even)   2*2   4   ANSWER:4
<result>C</result>
(w^2+x^2)x(y^2+z^2) is always divisible by which of the max no. Where w;x;y;z are odd integers?