document.write( "Question 181463: If someone has a little time to help me I'd appreiate it a lot. I have a big test coming up and I really need help with this work...\r
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document.write( "15X^2 + 19X - 6\r
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document.write( "I have to find all possible zeros, use sythetic division to find rational zeros (or find rational zeros and then use synth. division. I am never gonna be absent to math again no matter how sick I am...)
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document.write( "The I have to write it in standard form.\r
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document.write( "Please! If someone could please help me... Thank you! \n" );
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Algebra.Com's Answer #136081 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 15X^2 + 19X - 6 \n" ); document.write( "---------------- \n" ); document.write( "I graphed this trinomial and found it has zeros at x=-1.528.. and x=0.262... \n" ); document.write( "------------------- \n" ); document.write( "You don't find answers like that using synthetic division; you use the \n" ); document.write( "quadratic formula. \n" ); document.write( "--------- \n" ); document.write( "x = [-19 +- sqrt(19^2-4*15*-6)]/30\r \n" ); document.write( "\n" ); document.write( "x = [-19 +- sqrt(721)]/30\r \n" ); document.write( "\n" ); document.write( "x = [-19 +- 26.851..]/30\r \n" ); document.write( "\n" ); document.write( "x = [-19 + 26.851..]/30 or x = [-19 - 26.851..]/30\r \n" ); document.write( "\n" ); document.write( "x = 0.262.. or x = -1.528.. \n" ); document.write( "=============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |