Viết thêm 2 số hạng vào dãy:
a) 105,108,111,114,......,.....
b) 1,2,3,6,12,24,.......,.........
c) 1,4,9,16,25,36,.......,.........
d) 1,2,3,6,10,15,......,......
e) 2,6,12,20,30,42,......,.........
f ) 1,2,6,24,120,.....,.....
( Viết công thức tính ra nhé)! TKS
a, 105,108,111,114,117,120
b, 1,2,3,6,12,24;30;36
c; 1,4,9,16,25,36,49,65
d, 1,2,3,6,10,15,21,28
e, 2,6,12,20,30,42,56,72
f, 1,2,6,24,120,720,5040
a)105,108,111,114,117,120
b)1,2,3,6,12,24,48,96
c)1,4,9,16,25,36,49,64
d)1,2,3,6,10,15,21,28
e)2,6,12,20,30,42,58,76
f)1,2,6,24,120,720,5040
k cho mình nhé
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