Question

Expand the question of (X+Y)cube

Answer 1

Answer:

$= (x + y) {}^{3} \\ = {x}^{3} + {y}^{3} + 3x {}^{2} y + 3xy {}^{2}$

Step-by-step explanation:

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Answer 2

$<font color= " red">$(x + y)² = x2 + 2xy + y2.

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