Answer items by formulating/finding the rule in finding the next term in a sequence.
a. 2, 5, 14, 41, 122 _________
b. 1, 5, 13, 29, 61 _________
c. 1, 12, 34, 78, 166 _________
d. 6, 9, 15, 27, 51 _________

paki sagutan po ​