Question

find product of (x+a)(x-a)(x²+a²)(x power4+a power4)

Answer 1

$(x + a)(x - a)(x ^{2} + a ^{2} )( x^{4} + a ^{4} ) \\ (x {}^{2} - a {}^{2} )(x ^{2} + a ^{2} )( x^{4} + a ^{4} ) \\ (x {}^{4} - a {?}^{4} )(x^{4} + a ^{4} ) \\ (x {}^{8} - a {}^{8} )$

hope this will hellfull