Plz help idk what to do
1 answer:
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Answer:
(x - y)(x + y)(x² + y²)
Step-by-step explanation:
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← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b), thus
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= (x²)² - (y²)²
= (x² - y²)(x² + y²) ← x² - y² is also a difference of squares, then
= (x - y)(x + y)(x² + y²)