Find the following products: (x^4+y^4 ) (x^2-y^2 ) - Vidyadip

Question

Find the following products:
$\left(x^4+y^4\right) \times\left(x^2-y^2\right)$

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Answer

$\left(x^4+y^4\right) \times\left(x^2-y^2\right)$
$=x^4\left(x^2-y^2\right)+y^4\left(x^2-y^2\right)$
$=x^6-x^4 y^2+x^2 y^4-y^6$

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