Question

1331x^3y - 11y^3x.Factorise the following...

Answer 1

Answer:

$1331 {x}^{3} y - 11 {y}^{3} x \\ \\ = 11xy(121 {x}^{2} - {y}^{2} ) \\ \\ = 11xy \{(11x) {}^{2} - {y}^{2} \} \\ \\ = 11xy(11x + y)(11x - y)$

Answer 2

Answer:

11xy (11x-y) (11x+y)

Step-by-step explanation:

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