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Evaluating a Line
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Calculus
- Calculate the line integral of the vector field F = (y, x,x² + y² ) around the boundary curve, the curl of the vector field, and the surface integral of the curl of the vector field. The surface S is the upper hemisphere x² + y + z? = 25, z 2 0 oriented with an upward-pointing normal. (Use symbolic notation and fractions where needed.) F. dr = curl(F) =arrow_forwardfind curl (curl F) = V x (V X F).arrow_forwardEvaluating a Line Integral Using Green's Theorem In Exercise, use Green's Theorem to evaluate the line integral. √(√(x² - 1²) C: r = 1 + cos 8 (x² - y²) dx + 2xy dyarrow_forward
- Application of Green's theorem Assume that u and v are continuously differentiable functions. Using Green's theorem, prove that SS'S D Ux Vx |u₁|dA= udv, C Wy Vy where D is some domain enclosed by a simple closed curve C with positive orientation.arrow_forward(5) Let ß be the vector-valued function 3u ß: (-2,2) × (0, 2π) → R³, B(U₁₂ v) = { 3u² 4 B (0,7), 0₁B (0,7), 0₂B (0,7) u cos(v) VI+ u², sin(v), (a) Sketch the image of ß (i.e. plot all values ß(u, v), for (u, v) in the domain of ß). (b) On the sketch in part (a), indicate (i) the path obtained by holding v = π/2 and varying u, and (ii) the path obtained by holding u = O and varying v. (c) Compute the following quantities: (d) Draw the following tangent vectors on your sketch in part (a): X₁ = 0₁B (0₂7) B(0)¹ X₂ = 0₂ß (0,7) p(0.4)* ' cos(v) √1+u² +arrow_forwardCalculus In Exercises 65-68, show that f and g are orthogonal in the inner product space C[a,b]with the inner product f,g=abf(x)g(x)dx. C[/2,/2], f(x)=cosx, g(x)=sinxarrow_forward
- Sketch the curve represented by the vector-valued function r(t) = 2 cos ti + tj + 2 sin tk and give the orientation of the curve.arrow_forwardThe position vector r describes the path of an object moving in the xy-plane. Position Vector Point r(t) = 4 cos ti + 4 sin t (2V2,2V2) (a) Find the velocity vector v(t), speed s(t), and acceleration vector a(t) of the objeot. v(t) s(t) = a(t) = (b) Evaluate the velocity vector and acceleration vector of the object at the given point.arrow_forward(b) Consider the vector-valued function r(t) = t 2 i + (t − 3)j + tk. Write a vector-valued function s(t) that is the specified transformation of r. iii. a horizontal translation 5 units in the direction of the positive y-axisarrow_forward
- a) Find the value(s) of (1+ i)2/3. b) Show that cos² z + sin? z = 1, for all z = x + iy, , y E R, V-I= i. c) Find a complex valued analytic function f(x, y) = u(x, y) + iv(x, y), whose real part u(x, y) = 213 – 3r?y – 6xy? + y°.arrow_forwardThank youarrow_forwardRepresent the line segment from P to Q by a vector-valued function. (P corresponds to t = 0. Q corresponds to t = 1.) P(0, 0, 0), Q(4, 2, 4) r(t) = %3D Represent the line segment from P to Q by a set of parametric equations. (Enter your answers as a comma-separated list of equations.)arrow_forward
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageElementary Linear Algebra (MindTap Course List)AlgebraISBN:9781305658004Author:Ron LarsonPublisher:Cengage Learning