Question

Factorise x(x^3-y^3)+3xy(x-y)

Answer 1

Answer:

x(x-y)[x²+xy+y²+3y]

Explanation:

x(x³-y³)+3xy(x-y)

= x(x-y)(x²+xy+y²)+3xy(x-y)

= x(x-y)[x²+xy+y²+3y]

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