题目内容
按要求解答下列各小题
(1)计算:(
)2+20110-6×
(2)分解因式:x2y3-2x2y2+xy.
(1)计算:(
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(2)分解因式:x2y3-2x2y2+xy.
(1)原式=4+1-6×
=5-3=2;
(2)x2y3-2x2y2+xy=xy(xy2-2xy+1).
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(2)x2y3-2x2y2+xy=xy(xy2-2xy+1).
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