因式分解4x的三次方-4x²y-(x-y)
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因式分解4x的三次方-4x²y-(x-y)
因式分解4x的三次方-4x²y-(x-y)
因式分解4x的三次方-4x²y-(x-y)
4x的三次方-4x²y-(x-y)
=4x^2(x-y)-(x-y)
=(x-y)(4x^2-1)
=(x-y)(2x-1)(2x+1)
(2x+1)(2x-1)(x-y)