(mx²+my²)²-4m²x²y²的分解因式

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/19 04:18:49
(mx²+my²)²-4m²x²y²的分解因式
x){#BMJ5Ʌ0*jyb⧳

(mx²+my²)²-4m²x²y²的分解因式
(mx²+my²)²-4m²x²y²的分解因式

(mx²+my²)²-4m²x²y²的分解因式
(mx²+my²)²-4m²x²y²
=(mx²)²+2m²x²y²+(my²)²-4m²x²y²
=(mx²)²-2m²x²y²+(my²)²
=(mx²-my²)²
=m²(x²-y²)²
=m²(x-y)²(x+y)²
=m²(x-y)(x-y)(x+y)(x+y)