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If 2+2=9, 3+3=19, 4+4=33 then 5+5=??

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If:
2+2=9
3+3=19
4+4=33
then
5+5=??

posted Mar 29, 2015 by Amit Kumar Pandey

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2 Solutions

+4 votes

2^2+2^2 +1=9
3^2+3^2 +1=19
4^2+4^2 +1=33
5^2+5^2 +1=51

solution Mar 29, 2015 by Jaspalsingh Parmar
+1 vote
  1. 2+2 x 2 +1 = 9
  2. 3+3 x 3 +1 =19
  3. 4+4 x 4 + 1= 33
  4. 5+5 x 5 + 1= 51
solution Mar 30, 2015 by anonymous
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