Find the value of ((x - y) ^ 3 + (y - z) ^ 3 + (z - x) ^ 3)/((x ^ 2 - y ^ 2) ^ 3 + (y ^ 2 - z ^ 2) ^ 3 + (z ^ 2 - x ^ 2) ^ 3)
1)how many of the above ten are not polynomail
2)how many of the above ten are quadratic polynomial​