Find the next number in the given sequence: 7, 9 ,13 ,21..
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64 +21 = 85 since all gapes between them shows the difference of square of that gape
Irina786:
Thank you but this is wrong
if 37 is the answer then every difference which comes out they are just getting multiple by 2
Answered by
2
the next number is 37
plz tell how
its because of addition of 2x2,4x2,8x2
ok thnx
ur welcome
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