What is the sixth power of X + the square of X? The square of X (X-Y) - Y (X-Y)

What is the sixth power of X + the square of X? The square of X (X-Y) - Y (X-Y)

X ^ 6 + x ^ 2 = x ^ 4 times the square of x ^ 2 + x ^ 2 = x ^ 2 (x ^ 4 + 1) x (X-Y) - Y (X-Y) = (X-Y) (x ^ 2-xy-y)