The factors of x4 + y4 + x2y2 are ____.
A (x2 + y2)(x2 + y2 – xy)
B (x2 + y2)(x2 – y2)
C (x2 + y2 + xy) (x2 + y2 – xy)
D Factorisation is not possible
The factors of x4 + y4 + x2y2 are ____.
A (x2 + y2)(x2 + y2 – xy)
B (x2 + y2)(x2 – y2)
C (x2 + y2 + xy) (x2 + y2 – xy)
D Factorisation is not possible