4x³-4x²y-(x-y)初一数学,因式分解4x³-4x²y-(x-y)
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4x³-4x²y-(x-y)初一数学,因式分解4x³-4x²y-(x-y)
4x³-4x²y-(x-y)初一数学,因式分解
4x³-4x²y-(x-y)
4x³-4x²y-(x-y)初一数学,因式分解4x³-4x²y-(x-y)
4x³-4x²y-(x-y)
=4x²(x-y)-(x-y)
=(4x²-1)(x-y)
=(2x+1)(2x-1)(x-y)