Factorize the following expression : \(xy^9 – yx^9\)
\[
xy^9 – yx^9
\]
\[
= xy(y^8 – x^8)
\]
\[
= xy(y^4 – x^4)(y^4 + x^4)
\]
\[
= xy(y^2 – x^2)(y^2 + x^2)(y^4 + x^4)
\]
\[
= xy(y – x)(y + x)(x^2 + y^2)(x^4 + y^4)
\]