(x^2y^2+1)^2-4x^2y^2
=(x^2y^2+1)^2-(2xy)^2
=(x^2y^2+1+2xy)(x^2y^2+2xy+1)
=(xy-1)^2(xy+1)^2
因式分解:(x^2y^2+1)^2-4x^2y^2
因式分解:(x^2y^2+1)^2-4x^2y^2
对不起啊,我的财富值没了,你们还能帮我回答下问题么,
对不起啊,我的财富值没了,你们还能帮我回答下问题么,
数学人气:248 ℃时间:2019-08-26 08:07:02
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