4. Answer the questions below. (a) (10 points) Give an example of a linear system of...
1. {5 points) The solution to the following system of linear equations is (2.0). Use a method of your choice to show how this answer could be arrived at. 3x + y = 6 2x + 5y = 4 2. {5 points) The following system of equations has no solution. Use the echelon method to show how this conclusion was arrived at. 2x - 3y = 2 4x - y = 5 3. {5 points) The solution to the system...
1. Graph the system of linear equations. Solve the system and interpret your answer 3y 2 -+2y 3 2. Solve the system of linear equations for and y (Cos ) x(sin 0) y = 1 (sin 0) x (cos 0) y = 1 3. Use back substitution to solve the system. 6r23r =-3 r22r3 1 3-2 4. Slove the given system by Gaussian elimination.. 4x1-2+x3-1 +2x2-3r3 = 2 2x 3= 1 5. Identify the element ary row operation (s) being...
Previous Problem Problem List Next Problem (2 points) Consider a system of two linear equations in two variables. The graphs of the two equations are shown above. Find the solution for the system. Answer:
6. The reduced row echelon form of a system of linear equations is shown below. Write the system of equations corresponding to the given matrix. Use x, y, and z as variables. Determine whether the system is consistent or inconsistent. If it is consistent, give the solution. 1 0 41 41 0 1 3 2 Lo 0 0 0
1. For the following two systems of linear equations answer the questions 4 + x + 2xy + 2x - 6 3x + 2x + 3x3 + 3x = 11 2x + 2x + 3.5+ 2x- 9 2x + 2x+4x3+5x - 13 3x, +2, +4x3+4x-13 3x+3x+3x2+2x, -11 (1) Solve the above systems of linear equations using naive Gauss elimination (b) solve the above systems of linear equations using Gauss elimination with partial pivoting . Axb 2. For the following matrix...
Help with system of linear equations. Question 11 [10 points] Solve the following system of linear equations 2x1-4x2 2x3+4x46 2x1+5x2+x3-5x4 12 x1+3x2+x3-6x 11 -2x1+6x2-x3-2x4 -14 if the system has You can The system has no solution no solution, demonstrate this by giving a row-echelon form of the augmented matrix for the system. appropriate) by clicking and dragging the bottom-right corner of the matrix. Row-echelon form of augmented matrix: 0 0 0 Official Time: 16:52:07 SUBMIT AND MARK
22. Graph the system of linear inequalities shown below. Tell whether the graph is bounded or unbounded, and label the corner points. x 20 y20 x + y 21 x + y s7 (2x + y = 10
Please highlight answers and answer all questions in each question 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 and y as variables. Determine whether the system is consistent or inconsistent. If it is consistent, give the solution 10 -5 0 1 8 What equation does the first row represent? x= -5 (Type an equation.) What equation does the second row represent? y =...
Question 12 (4 points) Solve the System of Equations 2x - 5y = 13 3x + 4y = –15 O (-1,-3) 0 (-3,1) (3,1) (1,3) Question 13 (4 points) Solve the System of Equations 7x + 9y = -34 - 4x - 64 = 20 Question 14 (4 points) If f(x) = (3)" then what is f(-3)? O =27 0 0 0 Question 15 (4 points) A bottle of 140 super-vitamins costs $20. If the cost varies directly with the...
Solve the system of equations. If the system has no solution, say that it is inconsistent. 4x + 2y + z = 2 | 15x + 3y = 0 Select the correct choice below and, if necessary, fill in any answer boxes within your choice. 8 3 O A. The solution is x= y= and z= (Type integers or simplified fractions.) OB. There are infinitely many solutions. The solutions set is {(x.y.z) | x = 0, y = z is...