Question

factorise : - x16-y16​

Answer 1

Answer:

$x {}^{16} - y {}^{16}$

$(x {}^{8} ) {}^{2} - (y {}^{8} ) {}^{2}$

$(x {}^{8} + y {}^{8} )(x {}^{8} - y {}^{8} )$

Answer 2

(x8+y8)(x8-y8)

(x8+y8)(x4+y4)(x4-y4)

(x8+y8)(x4+y4)(x2+x2)(x2-x2)

(x8+y8)(x4+x4)(x2+x2)(x+y)(x-y)

thats it