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selenamarigom
@selenamarigom
August 2022
1
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Помогите!!!!!Разложите на множители (x²+y²)²-4x²y²
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m11m
Verified answer
(x² + y²)² - 4x²y² = (x² + y²)² - (2xy)² =
=(x²+y²-2xy)(x²+y²+2xy)=(x-y)²(x+y)²=((x-y)(x+y))²=
=(x² - y²)²
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selenamarigom
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Verified answer
(x² + y²)² - 4x²y² = (x² + y²)² - (2xy)² ==(x²+y²-2xy)(x²+y²+2xy)=(x-y)²(x+y)²=((x-y)(x+y))²=
=(x² - y²)²