Question

(x^3 + y^3 ) ( x - y - 2) . find the following products.​

Answer 1

Answer:

=x

3

(x

2

+y

2

)−y

3

(x

2

+y

2

)

=(x

3

×x

2

)+(x

3

×y

2

)−(y

3

×x

2

)−(y

3

×y

2

)

=x

5

+x

3

y

2

−x

2

y

3

−y

5

Hence, (x

3

−y

3

)×(x

2

+y

2

)=x

5

+x

3

y

2

−x

2

y

3

−y

5

.

Answer 2

Answer:

x^4-y^4-2x^3-2y^3-x^3y+xy^3=0

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