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Question 1 of 1) You have answered 0 of 5 parts Jump to question a) Let...
I would really appericate help, the task is in the picture/screenshot. Let A = *see picture and B = *see picture* a. which matrix C is defined? Explain why. b. calculate the product from task a. when the matrix C is defined. c. calculate the B. d. show and explain for which k-values should the equationssystem Bx=0 have only solution x=0. 1 = 1 -3 k -1 -3 Let A=; and B -2 -2 0 2 k? 3 0 0 a....
5. Try again < Previous You have answered 0 out of 2 parts correctly. Consider the initival value problem: y' – 0.24 +0.01y = 0, y(0) = 14, 7(0) = b. a. Find the solution in terms of b. Give your answer as y=... . Use x as the independent variable. Answer: y=belx + 146.lx b. Determine the critical value of b that separates solutions that grow positively from those that eventually grow negatively. critical value of b =
You have answered 0 out of 2 parts correctly. Consider the intial value problem: 644" + 80y + 25y = 0, y(0) = a < 0, y(0) = 5. a. Find the solution in terms of a. Give your answer as y=... . Use x as the independent variable. Answer: _ 5x 8 8 y=cle +62xe b. Find the critical value of a that separate solutions that become positive from those that are always negative. critical value of a =
Need help!! 1) Let A, B, C, and D be the matrices defined below. Compute the matrix expressions when they are defined; if an expression is undefined, explain why. [2 0-1] [7 -5 A= .B -5 -4 1 C- ,D= (-5 3] [I -3 a) AB b) CD c) DB d) 3C-D e) A+ 2B 2) Let A and B be the matrices defined below. 4 -2 3) A=-3 0, B= 3 5 a) Compute AB using the definition of...
Linear CHALLENGE ACTIVITY 5.7.1: Matrix representation with respect to nonstandard bases. Jump to level 1 1 2 Let T : R3 + R2 be defined by T (6)-1 = 2x1 - 22 3x3 3 6 0 3 4 Let B uj = 7 , U2 , U3 2 and C= {v} = [:'], x==(-2]} What augmented matrix should be used to find (T]%, the matrix representation of T with respect to the bases B and C. Ex: 5 2 3...
Question 3 Not yet answered Marked out of 10.00 P Flag question You are given that, for the (3, 3)-matrix A below, det(A) A = a r [x b s y c t z Then det ((1-5. A)*)* . (4-472) = Save Progr ss Previous page Next page Jump to... Answer Entry Help
1 0 0 0 0 I. (2 points each item) Let R=13 0 1 0 0 (a) Let A be any other matrix with 5 rows. Explain in words what multiplying A on the left by R does to the rows of A (b) Explain in words what you would do to undo the effect of multiplying A on the left by R (c) Without doing any computations, write down the inverse of R (d) Note that (RTA)T-AT((RT)T-ATR. Let C...
three small problem!!!!! Problem 7: (9 total points) Let A 11 0 -1 2 1 -1 3 -1 0 = 1 | -2 1 4 -13 3 -1 -5 1 -6 a) Find a basis for ker A. b) Find a 5 x 5 matrix M with rank 2 such that AM = 0, where is the 4 x 5 zero matrix. is the 4 x 5 zero matrix. Prove c) Suppose that B is a 5 x 5 matrix...
5. Let B be the following matrix in reduced row-echelon form: 1 B= 1 -1 0-1 0 0 2 0 0 0 0 0 0 0 0 (a) (3 pts) Let C be a matrix with rref(C) = B. Find a basis of ker(C). (b) (3 pts) Find two matrices A1 and A2 so that rref(A1) = rref(A2) im(A) # im(A2). B, and 1 (c) (5 pts) Find the matrix A with the following properties: rref(A) = B, is an...
5. Try again < Previous You have answered 1 out of 3 parts correctly. Consider the differential equation: y" +625y = sec (25x). a. Find the general solution to the corresponding homogeneous equation. In your answer, use ci and cy to denote arbitrary constants. Enter cı as c1 and ca as c2. Ye = cl cos(25x) + c2 sin (25x) b. Apply variation of parameters to find a particular solution. Yp = 625 In ( cos(25x)) cos(25x) + mars -x...