document.write( "Question 203968: Hi guys, I was wondering whether anyone could help me to solve this quadratic equation for x: 3x^2 + 4x - 8 = 0.
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document.write( "Would be most appreciative if you could include steps on how to solve it also.
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document.write( "Thanks, -Nick. \n" );
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Algebra.Com's Answer #153887 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve this quadratic equation for x: 3x^2 + 4x - 8 = 0. \n" ); document.write( "------------------- \n" ); document.write( "Use the quadratic formula to get: \n" ); document.write( "x = [-4 +- sqrt(16 - 4*3*-8)]/6 \n" ); document.write( "--- \n" ); document.write( "x = [-4 +- sqrt(112)]/6 \n" ); document.write( "--- \n" ); document.write( "x = [-4 +- 4sqrt(7)]/6 \n" ); document.write( "--- \n" ); document.write( "x = (-2/3) +- (2/3)sqrt(7) \n" ); document.write( "================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |