因式分解:4x³-4x²y-(x-y)
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因式分解:4x³-4x²y-(x-y)
因式分解:4x³-4x²y-(x-y)
因式分解:4x³-4x²y-(x-y)
原式=4x(x-y)-(x-y)
=(x-y)(4x-1)
=(x-y)(2x-1)(2x+1)
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