Question

Complete the following series: 12,12,25,77,?

Answer 1

Answer:

4 = 16 - 4 = 12. 77 = (4+5)^2 - 4 = 9^ {2} - 4 = 81 - 4 = 77. 7 = (9+7)^{2} - 4 = 16^{2} - 4 = 256 - 4 = 252.

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Answer 2

Answer:

The ans is 311

12*1+0=12

12*2+1=25

25*3+2=77

77*4+3=311