Given matrices 3 4 and B 5-17 4 3 8 and vectorS compute the matrix AB and the vectors Verify that the columns of AB are given by AVM, AV2, AVs, respectively
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...
2 Applied 2 -3 -10 2 If A = and B- compute AB and BA, if possible. -3-5 2 4 - 4 2 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. GES A. AB - (Simplify your answers.) B. This matrix operation is not possible. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. E02 abra OA. BA- (Simplify your answers.) B....
(4 points) if B and C are 2 x 2,2 × 3, and 3 8 mat ces respectively determine which or the following products are de ned For those defined, enter the size of the resulting matrix (e g. "3 x4", with spaces between numbers and "*"), For those undetined, enter "undetinea BA AB AC BC
(1 2 3 4 5 6 7 8 2. Let o = 4. LALO (5 4 76 2 18 3) a. Write o as a product of disjoint cycles. b. Compute ord(o) = the order of o in Sg.
2) Let B = {(1, 3, 4), (2,-5,2), (-4,2-6)) and B/-(( 1, 2,-2), (4, 1,-4), (-2, 5, 8)) be 5 ordered bases of R2. Let x = | 8 | in the standard basis of R2. a) Use a matrix and x to find L18 ]B. b) Use a matrix and [X]B to find [x)B/. c) Use a matrix and [X]B/ to find x in the standard basis of R2, d) Draw a diagram of the steps a), b), and...
4 6 5 5 5 3 7 2 2 8 7 A) Compute the population variance and the sample variance using the formula B) Compute the population standard deviation and the sample standard deviation using the formula Please show the work on paper not excel.
4. Let T: R - R be a linear transformation such that 2x1 32 32 3 -1 22 + T3 T 2 Find the standard matrix of T. 5. Compute 3A - 4B, AB and BA: 021 3 1 0 and B -2 0 1 3 2 1 A = 1 -4 1 1 4 0 6. Find the inverse of each matrix BEE 0 1 -2 4 -6 and 1 1 3 -5 3 -1 1
Let As(4-1) md-G) (a) Compute A + B, if definded. If not defined, say so and give a reason. Answer: (b) Compute AB, if defined. If not defined, say so and give a reason. Answer: (c) Compute BA, if defined. If not defined, say so and give a reason. Answer: (d) Give a reason why AB BA? Answer: 2. Let A, B, be two matrices of same size, where X is unknown. Suppose 5X -7A-2B Solve for X. Answer:
-4 2 5 5 -5 Find (if possible) a. AB and b. BA, if A = 2 - 5 B = 4 4 - 2 0 3 a. Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. AB = (Simplify your answers.) OB. This matrix operation is not possible. b. Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. BA=...