计算 (x+y)(x-y)(x²+y²)(x四次方+y四次方)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/14 13:01:52

计算 (x+y)(x-y)(x²+y²)(x四次方+y四次方)
计算 (x+y)(x-y)(x²+y²)(x四次方+y四次方)

计算 (x+y)(x-y)(x²+y²)(x四次方+y四次方)
(x+y)(x-y)(x²+y²)(x四次方+y四次方)
=(x²-y²)(x²+y²)(x四次方+y四次方)
=(x四次方-y四次方)(x四次方+y四次方)
=x^8-y^8