document.write( "Question 784727: Find two consecutive numbers whose cubes produce a sum of 855 \n" ); document.write( "
Algebra.Com's Answer #477213 by stanbon(75887) ![]() You can put this solution on YOUR website! Find two consecutive numbers whose cubes produce a sum of 855 \n" ); document.write( "------- \n" ); document.write( "1st: x \n" ); document.write( "2nd: x+1 \n" ); document.write( "-------- \n" ); document.write( "Equation: \n" ); document.write( "x^3 + (x+1)^3 = 855 \n" ); document.write( "------- \n" ); document.write( "x^3 + x^3 + 3x^2 + 3x + 1 = 855 \n" ); document.write( "------ \n" ); document.write( "2x^3 + 3x^2 + 3x + 1 = 855 \n" ); document.write( "x= 7 \n" ); document.write( "x+1 = 8 \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |