901的平方怎么算
来源:学生学帮网 编辑:学帮网 时间:2024/06/09 06:34:01
901的平方怎么算
901²
=(900+1)²
=900²+2×900×1+1²
=810000+1800+1
=811801
901×901
=901×900+901
=900×900+900+901
=810000+1801
=811801
901的平方怎么算
901²
=(900+1)²
=900²+2×900×1+1²
=810000+1800+1
=811801
901×901
=901×900+901
=900×900+900+901
=810000+1801
=811801