Question

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

Answer 1

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

Answer 2

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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Answer 3

a.117;120

b.48;96

c.49;64

d.21;28

e.56;72

f.720;5040