9:51 0 Done mylab.pearson.com AA C HW Score: 6.48%, 1.3 of 20 Question 1, 8.2.11 points Points: 0 of 1 Save Write the augmented matrix of the given system of equations. 0.09x - 0.08y = 0.06 0.23x + 0.50y = 0.40 The augmented matrix is OOO9:51 0 mylab.pearson.com Brandon Archer ? HW Score: 6.48%, 1.3 of 20 Question 2, 8.2.15 points Points: 0 of 1 Save Write the augmented matrix of the given system of equations. xty-z = 3x - 3y = 4 3x + 6y -Z = 0000 The augmented matrix is 0000 0000B mylab.pearson.com Brandon Archer HW Score: 6.48%. 1.3 of 20 points @ Points: 014 of 1 Question 3, 8.2.19 Part 2 of2 Write the system of equations corresponding to the given augmented matrix using the variables x and y. Then perform 6 the row operation R2 = 4r1 + r2 on the given augmented matrix 1 3 1 - 4 3 7 Which of the following is the system of equations corresponding to the augmented matrix? 3x 1 3y = 1 x 4y - 4x + y 3x + By = T v x + 3y = 1 x + 3y 4x+3y = 7 -4x+3y Perform the row operation. What is the resultant matrix? __|'_ __|_ II N ll .- II n ax: 9:52 C Done mylab.pearson.com AA C Brandon Archer ? Question 4, 8.2.23 HW Score: 6.48%, 1.3 of 20 Part 2 of 2 points Points: 0.08 of 1 Save Write the system of equations corresponding to the augmented matrix. Then perform the row operations R2 = - 3r, + 2 and R3 = 5r1 + 13 on the given augmented matrix. 1 -5 2 -8 -3 8 -4 -5 - 8 3 9 Which of the following is the system of equations corresponding to the augmented matrix? A. x - 5y + 2z = - 8 O B. x - 5y +2 = - 8 3x - 3y + 8z = - 4 3x - 3y +8 = -4 - 5x - 8y + 3z = 9 -5x - 8y + 3 = 9 O C. x - 5y + 2z = -8w O D. x - 5y + 2z -8 = 0 3x - 3y + 8z = -4w 3x - 3y+ 8z - 4 = 0 5x - 8y+ 3z = 9w - 5x - 8y + 3z +9 = 0 Perform the row operations R2 = - 3r, + 2 and R3 = 5r, + 13 on the original matrix given in the problem, and enter the resulting matrix below. 0000 0OOO 0000 (Simplify your answer.) mylab.pearson.com Brandon Archer HW Score: 6.48%. 1.3 of 20 points 0 Points: 0 of 1 Question 5, 8.2.27 Part 1 of3 The reduced row echelon form of a system of linear equations is given. Write the system of equations corresponding 6 to the given matrix. Use x and y as variables. Determine whether the system is consistent or inconsistent. If it is consistent. give the solution. 10-9 01-4 What equation does the rst row represent? (Type an equation.) mylab.pearson.com Brandon Archer HW Score: 6.48%. 1.3 of 20 points 0 Points: 0 of 1 Question 6, 8.2.31 Part 1 0M The reduced row echelon form of a system of linear equations is given. Write the system of equations corresponding to the given matrix. Use x, y. and 2 as variables. Determine whether the system is consistent or inconsistent. If it is consistent. give the solution. 10 -6 -2 01-9 7 00 0 0 What equation does the rst row represent? (Type an equation.) mylab.pearson.com Brandon Archer HW Score: 6.48%. 1.3 of 20 points 0 Points: 0 of 1 Question 7, 8.2.35 Part 1 0M The reduced row echelon form of a system of linear equations is given. Write the system of 1 O O _ 7 9 6 equations corresponding to the given matrix. Use w, x, y, and 2 as variables. Determine whether the system is consistent or inconsistent. If it is consistent, give the solution, 0 1 1 3 4 0 0 0 0 0 What equation does the rst row represent? (Type an equation.) 9:53 C Done mylab.pearson.com AA C Brandon Archer ? HW Score: 6.48%, 1.3 of 20 Question 11, 8.2.51 points O Points: 0 of 1 Save Solve the following system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent. x - 2y + 3z = 14 2x+y+z = 8 - 3x + 2y - 3z = -22 Select the correct choice below and, if necessary, fill in the answer box(es) in your choice. O A. The solution is (. (Simplify your answers.) O B. There are infinitely many solutions. The solution can be written as ( x,y,z) | x = , y=, z is any real number}. (Simplify your answers. Type expressions using z as the variable.) O C. There are infinitely many solutions. The solution can be written as {(x,y,z) | x=, y is any real number, z is any real number} (Simplify your answer. Type an expression using y and z as the variables.) O D. The system is inconsistent.9:53 C Done mylab.pearson.com AA C Brandon Archer ? HW Score: 6.48%, 1.3 of 20 Question 12, 8.2.55 points O Points: 0 of 1 Save Solve the following system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent. -x+ y+ z = -1 - x + 5y - 7z = -25 6x - 5y - 8z = 0 Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. O A. The solution is ( (Simplify your answers.) O B. There are infinitely many solutions. The solution can be written as (x,y,z) |x = , y=, z is any real number} (Simplify your answers. Type expressions using z as the variable.) O C. There are infinitely many solutions. The solution can be written as (x,y,z) |x= , y is any real number, z is any real number} (Simplify your answer. Type an expression using y and z as the variables.) O D. The system is inconsistent. mylab.pearson.com Brandon Archer HW Score: 6.48%. 1.3 of 20 Question 13, 8.2.59 points 0 Points: Oof'l Solve the following system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent. x+yz = 6 2x-5y+7z = -11 x+3y-32 = 12 Select the correct choice below and, if necessary, fill in the answer box(es) in your choice, D A. The solution is ( , V )- (Simplify your answers.) C) 8. There are innitely many solutions. The solution can be written as {(x.v,z) | X: , y = ,z is any real number}. (Simplify your answers. Type expressions using 2 as the variable.) C) C. There are innitely many solutions. The solution can be written as {(x,y,z) | x= , y is any real number. 2 is any real number}. (Simplify your answer. Type an expression using y and 2 as the variables.) (E) D. The system is inconsistent. B mylab.pearson.com Brandon Archer HW Score: 6.48%. 1.3 of 20 Question 14l 8.2.63 points 0 Points: 00H Solve the following system of equations using matrices (row operations). If the 1 6 system has no solution, say that it is inconsistent. 2x + y - z = 3 2x - y + z = 1 10 6x + 2 = y 3 Select the correct choice below and. if necessary) fill in the answer box(es) in your choice. 0 A- The solution is ( , . ) (Simplify your answers.) Q B. There are innitely many solutions. The solution can be written as {(x.y,z)|x= , y = , Z is any real number}. (Simplify your answers. Type expressions using 2 as the variable.) 0 c. There are innitely many solutions. The solution can be written as {(x.y,z)|x= , y is any real number. 2 is any real number}. (Simplify your answer. Type an expression using y and 2 as the variables.) E?) D. The system is inconsistent. 9:53 mylab.pearson.com Brandon Archer ? HW Score: 6.48%, 1.3 of 20