Ans2x + 2y -2xy
Explanation:
First You need to distribute 2 to both x and y. 2x + 2y-2xy
Answer:
y² + x²
Given
(y + x)² - 2xy ← expand (y + x)² using FOIL
= y² + 2xy + x² - 2xy ← collect like terms
= y² + x²
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