(1 point) Solving a system of linear ODEs with constant coefficients: Consider the system of equations...
1-8 Consider the system of equations given by: x = ( 5 -1 -4 . a. Find a fundamental matrix for the system. X40 X(t) = b. Find the matrix exponential, y(t) = At, of the system. (t) = c. Solve the initial value problem with a(0) = 7 using the matrix exponential found in Part b. x(t) =
Consider the linear system of initial value problems: 0 = Consider the linear system of initial value problems: X Then (1) is: [ 2 3 -1 X with x(0) 41 (a) 2e? - 25 -e? +6e -2e2 + 2e - e² - 6e (b) 5 (c) 2e? - 2e -e? + 6e -2c2 +2e -e? - 6e (d)
Match the third order linear equations with their fundamental solution sets. 1. y????y???y?+y=0 2. y????5y??+6y?=0 3. y???+3y??+3y?+y=0 4. ty????y??=0 5. y???+y?=0 6.y????2y??+y??2y=0 A. 1, cos(t), sin(t) B. e?t, te?t, t2e?t C. 1, e3t, e2t D. e2t, cos(t), sin(t) E. et, tet, e?t F. 1, t, t3
Problem 13.13. Consider the system of three linear differential equations: xt = 2x1 + 3x2 + 4.13 where the unknowns are the three functions xi(t), x2(t), and 23(t). x'a = 2x2 + 6.13 (a) Write the system in the form x' = Ax, where A is a (3 x 3) matrix. X'z = 2x3 (b) Write A as the sum of two matrices, A=D+U, where D is a diagonal matrix (all of the off-diagonal entries are zero, and the diagonal...
(1 point) For the linear system c(t1 61 X' = AX, with X(t) = A = and X(0) = g(t) (6 -6 - 4 (a) Find the eigenvalues and eigenvectors for the coefficient matrix. L X1 = , X1= * , and 12 = - ,X - = (b) Write the solution of the initial-value problem in terms of X(t), y(t) x(t) = g(t) =
5. Consider the system of differential equations regarding x = c(t), y = y(t), and z = z(t): x' = 211 x + 212 y + 213 2 y = 221 x + 222 y + 223 2 z' = 231 2 + 232 y + 233 z where 211, 212,..., 233 are all real constants. Which of the following options could be a general solution of this system? (a) C C[-] é 2t + C2 eft (b) C-1 137...
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...
24. Let A be a 2 x 2 real constant coefficient matrix. Suppose the system of differential equations x(t) = Ax(t) has a fundamental matrix X(t) = parameters is used to find a particular solution of the form . When the method of variation of e e2t Xp(t) = X(t)1、100 1 tox'(t) which of the following is a correct choice for vi()? A. 2t B. 2 D. 3e-t E. 2e2t
just 1,2,4 Problem 1 Consider the linear system of equations Ax = b, where x € R4X1, and A= 120 b = and h= 0.1. [2+d -1 0 0 1 1 -1 2+d -1 0 h2 0 -1 2 + 1 Lo 0 -1 2+d] 1. Is the above matrix diagonally dominant? Why 2. Use hand calculations to solve the linear system Ax = b with d=1 with the following methods: (a) Gaussian elimination. (b) LU decomposition. Use MATLAB (L,...
Write each statement as True or False (a) If an (nx n) matrix A is not invertible then the linear system Ax-O hns infinitely many b) If the number of equations in a linear system exceeds the number of unknowns then the system 10p solutions must be inconsistent ) If each equation in a consistent system is multiplied through by a constant c then all solutions to the new system can be obtained by multiplying the solutions to the original...