计算(m^2+mn+n^2)(m^2-mn+n^2)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/17 03:26:21
计算(m^2+mn+n^2)(m^2-mn+n^2)计算(m^2+mn+n^2)(m^2-mn+n^2)计算(m^2+mn+n^2)(m^2-mn+n^2)(m^2+mn+n^2)(m^2-mn+n^

计算(m^2+mn+n^2)(m^2-mn+n^2)
计算(m^2+mn+n^2)(m^2-mn+n^2)

计算(m^2+mn+n^2)(m^2-mn+n^2)
(m^2+mn+n^2)(m^2-mn+n^2)
=(m²+n²)²-(mn)²
=m^4+2m²n²+n^4-m²n²
=m^4+m²n²+n^4