SOLUTION: Pls help USE MATHEMATICAL INDUCTION TO PROVE THAT (n+1)^n < 2n^2 for all natural numbers n &#8805; 3

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Question 1072688: Pls help
USE MATHEMATICAL INDUCTION TO PROVE THAT
(n+1)^n < 2n^2 for all natural numbers
n ≥ 3

Answer by ikleyn(52788) About Me  (Show Source):
You can put this solution on YOUR website!
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Pls help
USE MATHEMATICAL INDUCTION TO PROVE THAT
(n+1)^n < 2n^2 for all natural numbers
n >= 3
~~~~~~~~~~~~~~~

The statement is wrong:

at n = 3:  the left side is   %283%2B1%29%5En = 4%5E3 = 64,

           the right side is  2%2A3%5E2 = 2*9 = 18.


Even if to read the right side as %282n%29%5E2, then at n= 3 this expression is %282%2A3%29%5E2 = 6%5E2 = 36.

Wrong statement.