Question 1189707
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Two numbers between 150 and 200 can each be expressed as the sum 
of two squares in two different ways. Find their difference.
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<pre>
These two numbers are


    170 = 169 + 1 = 121 + 49

and

    185 = 169 + 16 = 121 + 64.


Their difference is  185 - 170 = 15.    <U>ANSWERED</U>
</pre>


For more info, see these links


http://users.rowan.edu/~hassen/Papers/SUM%20OF%20TWO%20SQUARES%20IN%20MORE%20THAN%20ONE%20WAY.pdf


https://math.stackexchange.com/questions/2068122/natural-number-which-can-be-expressed-as-sum-of-two-perfect-squares-in-two-diffe


Happy learning (!)