(-4ab+2b)²除4b² 4ab(-2a²b+3b²c-1)分开的,4ab(-2a²b+3b²c-1)那开始是第二题
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(-4ab+2b)²除4b² 4ab(-2a²b+3b²c-1)分开的,4ab(-2a²b+3b²c-1)那开始是第二题
(-4ab+2b)²除4b² 4ab(-2a²b+3b²c-1)
分开的,4ab(-2a²b+3b²c-1)那开始是第二题
(-4ab+2b)²除4b² 4ab(-2a²b+3b²c-1)分开的,4ab(-2a²b+3b²c-1)那开始是第二题
(-4ab+2b)²除4b²
=(2b)²(-4a+1)²/4b²
=(-4a+1)²
=16a²-8a+1
4ab(-2a²b+3b²c-1)
=-8a立方b²+12ab立方c-4ab
是4b²÷(-4ab+2b)²吗
-2a+1 8aaabb+12abbbc-4ab 【 是这样分开么?