1=7,2=21,3=35,4=49,5=63,6=77,7=?

1=7,2=21,3=35,4=49,5=63,6=77,7=?
2025-04-15 03:17:33
推荐回答(3个)
回答(1):

1 , 7
2 , 21 = 21-7=14
3 , 35 = 35-21=14
4 , 49 = 49-35=14
5 , 63 = 63-49=14
6 , 77
7 = 77+14=91
望采纳

回答(2):

1(7x1)=7
2(7x3)=21
3(7x5)=35
4(7x7)=49
5(7x9)=63
6 (7x11)=77
7 (7x13)=91

回答(3):

91
望采纳
谢谢