x⁴- y⁴ factories the following
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Answer:
x multiply x multiply x multiply x multiply -y multiply y multiply y multiply y multiply
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Step-by-step explanation:
x⁴-y⁴
=(x²)² - (y²)²
= (x²-y²) (x²+y²)
= [(x)²-(y)²] [(x+y)²-2xy]
= (x+y) (x-y) [(x+y)²-2xy]
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