Answers

2015-06-22T18:31:53+05:30
 x^{8} -  y^{8}
 (x^{4})^{2}  -  (y^{4})^{2}
(x^{4} + y^{4} )(x^{4}-y^{4})
( x^{4} +y^{4})[(x^{2})^{2}-y ^{2})^{2}]
=( x^{4} +y^{4})( x^{2} + y^{2} )( x^{2}- y^{2}  )
= (x^{4} +y^{4})( x^{2} + y^{2} )( x+y)(x-y)
Ans: (x^{4} +y^{4})( x^{2} + y^{2} )( x+y)(x-y)
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