document.write( "Question 1017800: find the third number in an arithmetic progression whose sum is 48 and the sum of their squares is 800 \n" ); document.write( "
Algebra.Com's Answer #634016 by ikleyn(52793)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Just solved. See \n" ); document.write( "http://www.algebra.com/algebra/homework/Sequences-and-series/Sequences-and-series.faq.question.1017801.html \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |