x^8-Y^8 factorise the following

Asked by Selina_jeyaraj | 27th Dec, 2018, 11:20: PM

Expert Answer:

x8 - y8 = (x4)2 - (y4)2 
           = (x4 + y4)(x4 - y4)
           = (x4 + y4)(x2 + y2)(x2 - y2)
           = (x4 + y4)(x2 + y2)(x + y)(x - y)

Answered by Sneha shidid | 28th Dec, 2018, 08:51: AM