Question

please solve this question​

Answer 1

for the question in the box the answer is 14.

consider like this

14.....15....17....21....29....45

14+2^0=14+1=15

15+2^1=15+2=17

17+2^2=17+4=21

21+2^3=21+8=29

29+2^4=29+16=45

so the solution is addition of 2powerx.

hope the answer is helpful.