(x+3y)(x²+9y²)(x-3y)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/10 04:55:40
(x+3y)(x²+9y²)(x-3y)(x+3y)(x²+9y²)(x-3y)(x+3y)(x²+9y²)(x-3y)原式=(x+3y)(

(x+3y)(x²+9y²)(x-3y)
(x+3y)(x²+9y²)(x-3y)

(x+3y)(x²+9y²)(x-3y)
原式=(x+3y)(x-3y)(x+9y²)
=(x²-9y²)(x²+9y²)
=x⁴-81y⁴