document.write( "Question 928827: Solve by LU decomposition method 3x+2y+7z=4, 2x+3y+z=5, 3x+4y+z=7 \n" ); document.write( "
Algebra.Com's Answer #563865 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! 3x+2y+7z=4 \n" ); document.write( "2x+3y+z=5 \n" ); document.write( "3x+4y+z=7 \n" ); document.write( "--- \n" ); document.write( "put the system of linear equations into standard form \n" ); document.write( "--- \n" ); document.write( "3x+2y+7z=4 \n" ); document.write( "2x+3y+z=5 \n" ); document.write( "3x+4y+z=7 \n" ); document.write( "--- \n" ); document.write( "copy and paste the above standard form linear equations in to this solver: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "--- \n" ); document.write( "solution: \n" ); document.write( "x = 0.875 \n" ); document.write( "y = 1.125 \n" ); document.write( "z = -0.125 \n" ); document.write( "--- \n" ); document.write( "system matrix \n" ); document.write( "3 2 7 \n" ); document.write( "2 3 1 \n" ); document.write( "3 4 1 \n" ); document.write( "--- \n" ); document.write( "inverse of system matrix \n" ); document.write( "0.125 -3.25 2.375 \n" ); document.write( "-0.125 2.25 -1.375 \n" ); document.write( "0.125 0.75 -0.625 \n" ); document.write( "--- \n" ); document.write( "determinant of system matrix = -8 \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( " |