1. Let u - (1,1,2), v = (1,2,1), and w (2,1,1) in R. and consider •...
Problem l: Let u, v and w be three vectors in R3 (a) Prove that wlv +lvlw bisects the angle between v and w. (b) Consider the projection proj, w of w onto v, and then project this projection on u to get proju (proj, w). Is this necessarily equal to the projection proj, w of w on u? Prove or give a counterexample. (c) Find the volume of the parallelepiped with edges formed by u-(2,5,c), v (1,1,1) and w...
Find the volume of the parallelepiped spanned by the vectors u=〈3,−2,2〉, v=〈1,0,1〉, and w=〈−2,1,−5〉. Write the exact answer. Do not round.
Let V = M2(R), and let U be the span of S = 2. (a) Let V = M,(R), and let U be the span of s={(1 1) ($ 3). (3), (1 9). (1) 2.)} Find a basis for U contained in S. (b) Let W be the subspace of P spanned by T = {2} + 22 – 1, -2.3 + 2x +1,23 +22² + 2x – 1, 2x3 + x2 +1 -2, 4.23 + 2x2 - -4}. Find...
(6 marks) Suppose that u, v and w are vectors in R 3 , and that u · (v × w) = 3. Determine 3. (6 marks) Suppose that u, v and w are vectors in R3, and that u. (vx w) = 3. Determine (a) u (w xv) (b) u (w xw) (c) (2u xv).w
Q6. Let W be the subspace of R' spanned by the vectors u. = 3(1, -1,1,1), uz = 5(–1,1,1,1). (a) Check that {uj,uz) is an orthonormal set using the dot product on R. (Hence it forms an orthonormal basis for W.) (b) Let w = (-1,1,5,5) EW. Using the formula in the box above, express was a linear combination of u and u. (c) Let v = (-1,1,3,5) = R'. Find the orthogonal projection of v onto W.
, v: | | | and w 0 30 a Find the equation aax+ by+cz0 of the plane through and w b) Find the distance from the point v-(11.0) to the plane a c) Using a) and b) compute the volume of the parallelepiped spanned by u , d)Compute ii (#x il v and
Exercise Set Chapter 3 Q1) Let u = (2, -2, 3), v = (1, -3, 4), and w=(3,6,-4). a) Evaluate the given expression u + v V - 3u ||u – v| u. V lju – v|w V X W ux (v x W) b) Find the angle 8 between the vector u = (2,-2,3) and v = (1, -3,4). c) Calculate the area of the parallelogram determined by the vector u and v d) Calculate the scalar triple product...
Find the area of APQR. P(1, 0, 1), Q(0, 1, 0), R(4, 9, 10) Need Help? Read It Watch It Talk to a Tutor Show My Work (Optional) Submit Answer [-/2 Points] DETAILS SPRECALC7 9.5.029. MY NOTES AS Three vectors u, v, and w are given. u = (1, 2, 3), v = (-3, 2, 1), w = (0,4, 5) (a) Find their scalar triple product u. (V x W). (b) Are the vectors coplanar? Yes NO If not, find...
(1) Let u = (-1,2) and v = (3, 1). (a) (5] Find graphically the vector w = (2u - v). (b) (5] Find algebraically the vector z=3u - 2 (2) (a) [5] Write u ='(1, -5, -1) as a linear combination of v1 = (1,2,0), v2 = (0,1,-1), V3 = (2,1,1). (b) (5] Are the 4 vectors u, V1, V2, V3 linearly independent? Explain your answer. (C) (5) Are the 2 vectors V, V3 linearly independent? Explain your answer....
Suppose T: ℝ3→ℝ2 is a linear transformation. Let U and V be the vectors given below, and suppose that T(U) and T(V) are as given. Find T(3U+3V). Suppose T: R->R2 is a linear transformation. Let U and V be the vectors given below, and suppose that T(U) and T(V) are as given. Find T(3U+3V). 5 5 6 T(V) 6 =n 2 -3 T(U) V = 3 -4 3 -4 Suppose T: R->R2 is a linear transformation. Let U and V...