document.write( "Question 324675: I am lost at how to solve this problem.\r
\n" );
document.write( "\n" );
document.write( "Solve by applying the Quadratic Formula; all radicals should be simplified as far as possible. Show your work.
\n" );
document.write( "x2 + 8x = 3
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #232419 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! x^2 + 8x = 3 \n" ); document.write( "--- \n" ); document.write( "x^2+8x-3 = 0 \n" ); document.write( "--- \n" ); document.write( "Formula: x = [-b +-sqrt(b^2-4ac]/[2a} \n" ); document.write( "------------------------------------------- \n" ); document.write( "a = 1 ; b = 8 ; c = -3 \n" ); document.write( "--- \n" ); document.write( "x = [-8 +- sqrt(64-4*1*-3)]/[2*1] \n" ); document.write( "--- \n" ); document.write( "x = [-8 +- sqrt(76)]/2 \n" ); document.write( "--- \n" ); document.write( "x = [-8 +- 2sqrt(19)]/2 \n" ); document.write( "--- \n" ); document.write( "x = [-4 +- sqrt(19)] \n" ); document.write( "x = -4+sqrt(19) or x = -4-sqrt(19) \n" ); document.write( "==================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |