Question

find

x (x² + y) + x² (2x + y²)​

Answer 1

Answer:

factorise {x^2- 2x-y^2+2y}?. x²−2x−y²+2y. We note that (x+y )(x-y) = x² -xy+yx-y² = x²-y².

Answer 2

Answer:

x³ + xy + 2x³ + x²y²

Step-by-step explanation:

[x ^ x² + x^y ] + x² ^ 2x + y²

= x³ + xy + 2x³ + x²y²

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