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15-04-2021
Mathematics

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factorise the following (x-y) (x²+4xy+10y²)

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Аноним Аноним

15-04-2021

Answer:

=x3+3x2y+6xy2−10y3

Step-by-step explanation:

(x−y)(x2+4xy+10y2)

=(x+−y)(x2+4xy+10y2)

=(x)(x2)+(x)(4xy)+(x)(10y2)+(−y)(x2)+(−y)(4xy)+(−y)(10y2)

=x3+4x2y+10xy2−x2y−4xy2−10y3

A:=x3+3x2y+6xy2−10y3

Hope this helps!

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