document.write( "Question 1153959: Use the quadratic formula to solve: 7x2 = -12x - 2 \n" ); document.write( "
Algebra.Com's Answer #776307 by ikleyn(52786)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solving quadratic equations is a BASIC ELEMENTARY SKILL each student MUST DEVELOPE in his (or her) school years.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "To help the students, the lessons were created in this site\r \n" ); document.write( "\n" ); document.write( " - Introduction into Quadratic Equations\r \n" ); document.write( "\n" ); document.write( " - PROOF of quadratic formula by completing the square\r \n" ); document.write( "\n" ); document.write( "giving the general theory and examples.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Read them and learn on how to solve quadratic equations using the quadratic formula on your own, once and for all.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-I in this site\r \n" ); document.write( "\n" ); document.write( " - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this textbook under the topic \"Quadratic equations\". \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I \n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |