2 pts D Question 11 Solve for the value of y in the system of equations having the augmented matrix below. 3 2 1 0 4 2 4 6 6 3 4 0 3 0 - 2 O -1D Question 12 Compute the determinant of A. No proof of computations needed. 1 2 -2 0 1 3 A = 0 1 0 2 3 O -234 OO O 100 0 - 1Question 13 2 pts Which property of determinants is illustrated by the equation? 45 18 5 = 9 5 22 5 22 O If a single row or a single column of an nan matrix is multiplied by a constant c, then the determinant of the matrix is multiplied by c. O If every entry of an nxn matrix is multiplied by a constant c, then the determinant of the matrix is multiplied by C. O If every entry of an nxn matrix is multiplied by a constant c, then the determinant of the matrix is multiplied by cn If c times one row is added to another row of an nan matrix, the determinant of the matrix is multiplied by c.D Question 14 2 pts Find the value of y in the system whose augmented matrix is given below. Matlab screenshots is needed. 2 5 2 3 2 1 -2 O -t O 2t + 1 Ot O 2t - 1Question 15 2 pts Which property of determinants is illustrated by the equation? 5 2 1 5 2 1 6 4 1 = 1 5 2 1 5 2 6 4 1 O If two rows of a matrix are interchanged, the determinant of the matrix is multiplied by - 1. If two columns of a matrix are interchanged, the determinant of the matrix is multiplied by -1. O If a row of a matrix is subtracted from another row of the same matrix, the determinant of the matrix is multiplied by - 1. O If a row of a matrix is subtracted from another row of the same matrix, the determinant of the matrix is multiplied by - 1