http://store1.up-00.com/Mar12/3Zb90292.jpg is equal square number ,what is the number?

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- April 8th 2012, 05:05 AMMhmh96Square number
http://store1.up-00.com/Mar12/3Zb90292.jpg is equal square number ,what is the number?

- April 8th 2012, 05:24 AMSylvia104Re: Square number
Let Then the expression is Now factorize (Smile)

- April 8th 2012, 05:39 AMMhmh96Re: Square number
(n+1)(n+1)?

- April 8th 2012, 07:14 AMSorobanRe: Square number
Hello, Mhmh96

You may have missed the point of Sylvia's hint . . .

Quote:

Look at what we have:

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. .

. .

. .

- April 9th 2012, 07:46 AMMhmh96Re: Square number
thanks for your help,and for correcting the question.

- April 9th 2012, 07:54 AMMhmh96Re: Square number
Now i understand what is the hint