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48
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how do i prove that the product of four adjacent positive integers cannot be a perfect square number?

hearts123  Nov 24, 2018
 #1
avatar+92808 
+1

Delete

 

cool cool cool

CPhill  Nov 24, 2018
edited by CPhill  Nov 24, 2018
 #2
avatar+21 
0

I don't think this proof is complete. When the multiplication of two numbers a and b results in a perfect square, a can be different from b. 

 

example: a=2, b=8. a*b=2*8=16=42.

HelloWorld  Nov 24, 2018

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