Compute u vector middot v vector given u vector = 4x^-3x^+7z^and v^= -9x^+ 2y^- z^. A.-36x^-...
Q1. Given the points A: (0,0,2), B: (3,0,2), C: (1,2,1), and D: (2, 1,4 a) Find the cross product v - AB x AC. b) Find the equation of the plane P containing the triangle with vertices A, B, and C c) Find u the unit normal vector to P with direction v d) Find the component of AD over u and the angle between AD and u, then calculate the volume of the parallelepiped with edges AB, AC, AD...
7. (20 pts) Consider the surface given by z wy - 4xy + 3x - 2y. (a) Find the equation of the tangent plane to this surface at the point where (x,y) - (1,3). (b) Find the gradient f at the point where (x,y) = (1,3). (c) Find the directional derivative DaS(1,3) where it is the unit vector in the direction of (1, -2). such that the directional derivative Daf(1.3) is a maximum (d) Find a unit vector in the...
please help ! Q1-Q6
1. Let F (3x - 4y +22)i+(4x +2y 3z2)j + (2xz moving once around an 4y zk be a vector field. Consider a particle ellipse C given by parametrization r= 4 cos ti +3 sin tj. Find the work done. 3 3 = 3, y=-- and 2 1 2. Let D be the region in the first quadrant bounded by the lines y=-r1, y 4 + 1. Use the transformation u 3 2y, v r +...
Letf(r, y. z).(2xve, + yen.x,z, + xe".3x, yt, +cos:). a. Please find (2y+ye 5. С:/(r)-(cost.sin 1,1). Osis". dy b. Please to prove that F is a conservative vector field: ye". c. Please find J2xye d. Please find the potential function fx, y, z) such that F Vf e. Use the part (d) to evaluate F dr along the given curve C. f. Please find curlF g. Please find curlF
Letf(r, y. z).(2xve, + yen.x,z, + xe".3x, yt, +cos:). a. Please...
Given a horizontal velocity vector V~ = 3xy^4 − 3x^5 y^3 , a temperature function of ~T = 1x^3 y^2 z^2 , and a pressure function of ~p = -3x^2yz^2 , please complete the following: (a) Determine the geostrophic wind vector Vg (b) Determine the temperature advection (c) Determine the velocity divergence
5. A surface is parameterized by u and v as xacosucosv y bsinucosv z csinv Here 0su<2r, -/2<v< /2, a, b and c are nonzero constants. (a) Express the surface equation in the form f(x, y,z) 1. Find f(x,y,2) (b) Calculate the gradient of the f mentioned above and find the unit normal vector n ar ar (c) Calculate the (un-normalized) normal vector N=- X Cu xr, and normalize it to get the unit normal vector n again. Notation and...
2. Given that u, v, and w are three solutions of the linear system Ac = b. Verify that the vector cu + dv + (1 - C-d)w is also a solution of Ax b for any scalars c, d E R.
Given the vector U=(4,3) and V=(1,-1) (a) Write U in terms of I, J (b) Find the exact magnitude of U (c) Find U+2V (d) Find the dot product, UV (e) Are U and V perpendicular? Explain in terms of the dot product
[7 points) Given the point A(1,2,1) and the vector v = (2,1,5): (a) Find the point B such that AB V. (b) Find the unit vector u in the opposite direction of v. (c) Find a vector equation for the line L which passes through A and is parallel to v. (d) True or False?: The line L is a subspace of R3. Give a brief explanation of your answer. (e) Find a general equation of the plane P that...
6. Consider the sphere S cut out by z2 + y2 22. Maximize (Daf)P where y, z) 2y +3z and u is a unit vector in the tangent plane to S at the point (A) v3 (E) 2v3 (B) 1+2V2 (C) 2 v3 (G) 3/2 (D) V2
6. Consider the sphere S cut out by z2 + y2 22. Maximize (Daf)P where y, z) 2y +3z and u is a unit vector in the tangent plane to S at the...