PLEASE SHOW COMPLETE SOLUTION LEGIBLY AND NO SHORTCUTS
Extracted text: Create an LOWER TRIANGULAR MATRIX using ROW operations. Show each step and the formulas used. Then, solve for its determinant. 1 6. 8 8 -4 -4 -3 -5 3 H =|-1 -2 -9 -5 7 -3 1 6 1 3 -7 -7