问题 解答题

计算6(7+1)(72+1)(74+1)(78+1)+1的值

答案

6(7+1)(72+1)(74+1)(78+1)+1,

=(7-1)(7+1)(72+1)(74+1)(78+1)+1,

=(72-1)(72+1)(74+1)(78+1)+1,

=(74-1)(74+1)(78+1)+1,

=(78-1)(78+1)+1,

=(716-1)+1,

=716

单项选择题 A1/A2型题
单项选择题 A1/A2型题