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Maths Puzzle
9 raised to the power N + 9 raised to the power N + 9 raised to the power N=3 raised to the power 2012. What is the value of 'N'?
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- 9 raised to the power N + 9 raised to the power N + 9 raised to the power N=3 raised to the power 2012
3*9^N=3^2012
3^(2N+1)=3^2012
2N+1=2012
2N=2011
N= 1005.5 - 11 years agoHelpfull: Yes(1) No(0)
- 9^n+9^n+9^n=3^2012
9^n(1+1+1)=3^2012
3*9^n=3^2012
3*(3^2)^n=3^2012
3^(2n+1)=3^2012
2n+1 = 2012
2n = 2011
n =1005.5 - 11 years agoHelpfull: Yes(1) No(0)
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