4x³-4x²y-(x-y)

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4x³-4x²y-(x-y)
x)3PS64օ0,+u5*t+5mqKِ$i  !K0i]Ca mC /.H̳=2

4x³-4x²y-(x-y)
4x³-4x²y-(x-y)

4x³-4x²y-(x-y)
4x³-4x²y-(x-y)
=4x²(x-y)-(x-y)
=(x-y)(4x²-1)
=(x-y)(2x+1)(2x-1)