1. Let {ü, 7,w, i}, where u = (3,-2), v = (0,4), ū = (-1,5) and i = (-6,4). Find the components of the resultants obtained by doing the following linear combinations. a. r = 2ū - 40 b. š= 3ū – +20 +
5 3 1 Let ū = < 2,-3> V = <-2,0 > w = <3,3 > Graph vectors ū, ū, and w in standard position with corresponding terminal points, A, B, and C, respectively. (72 point) What is the length of the altitude of AABC from vertex A? (72 point) -5 -3 -1 -1 0 1 3 5 -3 -5
1. Let ū= (2,4,-1), v = (3.-3,-1) (a) Compute: x ū (b) Compute: ü x 7 (c) Is the cross product commutative? If not, what is it instead? 2. Let A = (7, -11,3), B = (1,9, -3), C = (-6,3, -2), D= (0,-8, 12), E = (1, -13,2) (a) Give the vector equation of a line passing through the points A, B. (b) Find the equation of the plane containing the points C,D,E. (c) Find the point of intersection...
problem 1 and problem 2 please , thankyou very much PROBLEM 1 (25%) Find: Let: ū= (1,-1,-2) v = (-2,-2,3) w = (3,-1,1) (a) The angle between ū and w (b) Orthogonal projection of u against v (c) The area of parallelogram formed by u dan v (d) The volume of parallelpiped shaped byū, v, dan w PROBLEM 2 (15%) Determine if these sets of points are coplanar: (a) A(1,1,-3); B(0,1,-2); C(-3, 1, 1); D(2, 1, -4) (b) E(1,1,-1); F(0,1,1);...
Exercise 1. Let v = 2 ER3. Recall that the transposed vector u is ū written in row form, 3 that is, of = [1 2 3]. It can be seen as a 1 x 3 matrix. For every vector R3, set f(w) = 1 WER. (i) Show that f: R3 → R defines a linear transformation. (ii) Show that f(ū) > 0. (iii) What are the vectors we R3 such that f(w) = 0?
15. If ū + ✓ + W = , and W = -50j, find ū and ū. Show work. (15, ū =) u 45° 27° (15, ✓ =) O w 5
5. Let ū and w be vectors in R3. Prove that (ö - w) x (v + 2) = 2(vx w).
Given the following vectors: ū= 3 ū= W = > (a) Find the projection of ū onto ū. BOX YOUR ANSWER. (b) Find the projection matrix of the projection in part (a). BOX YOUR ANSWER. (c) Find the projection of ū onto the subspace V of R3 spanned by ✓ and W. (You may use MATLAB for matrix multiplication in this part, but you must provide the expressions in terms of matrices.) BOX YOUR ANSWER. (d) Find the distance from...
(5 points) Let 5 -4 v= 1-3 -3 and let W the subspace of R4 spanned by ū and 7. Find a basis of W?, the orthogonal complement of W in R4.
Let u = -71 - 9j and v = -3i +3j. Find ū+v Select the correct answer below: O 4i – 12 O 4i +12j O 10i+6j 0 -101 - 6j