document.write( "Question 1189240: For the equation $\"+%28a-b%29%5E2+%2B+a%5E2+=+169+\"$ a and b are integers, and a≥0. Find the number of different ordered pairs (a,b) that occur. \n" ); document.write( "

Algebra.Com's Answer #824977 by pademin(1) $\"\"$ $\"About$

You can put this solution on YOUR website!
There are 7 integer solutions in total.
\n" ); document.write( "================
\n" ); document.write( "a = 0, b = -13
\n" ); document.write( "a = 0, b = 13
\n" ); document.write( "a = 5, b = -7
\n" ); document.write( "a = 5, b = 17
\n" ); document.write( "a = 12, b = 7
\n" ); document.write( "a = 12, b = 17
\n" ); document.write( "a = 13, b = 13 \n" ); document.write( "

\n" );