Factorize -4x^2+4xy-y^2
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Answer:
-(2x-y)(2x-y)
Step-by-step explanation:
-4x²+4xy-y²
= -(4x²-4xy+y²)
= -[ (2x)² - 2×2x×y + y²]
= -(2x-y)²
= -(2x-y)(2x-y)
Therefore,
-4x²+4xy-y² = -(2x-y)(2x-y)
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