(a) rl ++r3 , (b) -212 sequence of three EROs is used to change A into...
2. Consider matrix A = 5 0 1 2 Find elementary matrices E1, E2 and E3 such that E3E2E1A=I.
tut3.1
1. Find the modal matrices M for 1 3 3 5 -1 2 0 1 2 (a) A (b) A (c) A =0 3 0 4 2 3 3 and check by direct matrix multiplication that M 'AM results in the correspond ing spectral matrices A
1. Find the modal matrices M for 1 3 3 5 -1 2 0 1 2 (a) A (b) A (c) A =0 3 0 4 2 3 3 and check by direct...
Problem 4. Let B = {V1, 02, 03} CR, where [3] [1] 01 = 12, 02 = 12103 = 1 [1] [2] 4.1. Show that the matrix A = (v1 V2 V3) E M3(R) is invertible by finding its inverse. Conclude that B is a basis for R3. 4.2. Find the matrices associated to the coordinate linear transformation T:R3 R3, T(x) = (2]B- and its inverse T-1: R3 R3. Use your answers to find formulas for the vectors 211 for...
3. Let A 2 -30 1 0 -2 2 0 (i) Compute the determinant of A using the cofactor expansion technique along (a) row 1 and (b) column 3. (ii) In trying to find the inverse of A, applying four elementary row operations reduces the aug- mented matrix [A1] to -2 0 0 0 0 -2 2 1 3 0 1 0 1 0 -2 Continue with row reductions to obtain the augmented matrix [1|A-') and thus give the in-...
RESISTOR VALUES: R1=1k, R2=2k, R3=3k, R4=3.9k, R5=5.1k, R6=6.2k,
R7=6.8K
NUMBERS: 2, 4, & 5
1 Short AB, as shown in Figure 3 - 2 (a). Use mesh analysis to calculate the voltage across each resistor and the current through AB, IAB 2. Leave AB open, as shown in Figure 3 - 2 (b). Use nodal analysis to calculate the voltage across each resistor as well as the voltage across AB, VAB 3. Find Thevenin's and Norton's Equivalent using the results...
Question (7) Consider the vector space R3 with the regular addition, and scalar aL multiplication. Is The set of all vectors of the form b, subspace of R3 Question (9) a) Let S- {2-x + 3x2, x + x, 1-2x2} be a subset of P2, Is s is abasis for P2? 2 1 3 0 uestion (6) Let A=12 1 a) Compute the determinant of the matrix A via reduction to triangular form. (perform elementary row operations)
Question (7) Consider...
7. (a) Use the Gauss-Jordan (and no other) method to calculate the inverse of the 3x3 matrix 1 P= -1 1 2 3 1 [5 marks] (b) Show that the mapping T : R3 R3 defined by Ty 2x + y + z. - x - y + 2z 3x + 2y - z 01-68 9.s +9) is a linear transformation, and write down its matrix representation A with respect to 17 [0] the standard basis 0 Suppose that a...
Please help, and provide some explanation if possible! Thank you
:)
(1) Answer the following questions (a) Let T : R3 → R2 be such that (i) Find a matrix A such that T(E) Az. (i) Find T(2,-3,5). (iii) Is the transformation T invertible? YES No (b) The smiley face shown at the top of the figure is transformed by various linear transformations represented by matrices A - F. Find out which matrix does which transformation. Write the letter of...
4. Consider the vector space V = R3 and the matrix 2 -1 -1 2 -1 -1 0 2 We can define an inner product on V by (v, w) = v'Mw. where vt indicates the transpose. Please note this is NOT the standard dot product. It is a inner product different (a) (5 points) Apply the Gram-Schmidt process to the basis E = {e1,e2, e3} (the standard basis) to find an orthogonal basis B.
4. Consider the vector space...
Find the inverse
Please help me solve this problem step-by-step. I am brand new
to this material and confused. The first set of items is an
example, the bottom matrix is the one I'm confused on how to solve.
Any help would be much appreciated!
[1 0 -2] Ex. Find the inverse of the following matrix -3 1 4 using elementary row operations. | 2 - 34 | Shown below are elementary row matrices that when multiplied transform A into...