document.write( "Question 468039: The square of the largest of 3 positive consecutive integers is 140 less than the sum of the squares of the two smaller integers. What are the integers \n" ); document.write( "
Algebra.Com's Answer #321131 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! x2+(x+1)2=(x+2)2+140 \n" ); document.write( "x2+x2+2x+1=x2+4x+4+140 \n" ); document.write( "2x2+2x+1=x2+4x+144 \n" ); document.write( "x2-2x-143=0 \n" ); document.write( "(x-13)(x+11)=0 \n" ); document.write( "x=13 or -11 \n" ); document.write( "Throwing out the negative answer, we get the consecutive integers to be 13,14, and 15.. \n" ); document.write( "169+196-140=225 \n" ); document.write( "365-140=225 \n" ); document.write( "225=225.. \n" ); document.write( " \n" ); document.write( " |