1 R 12. Use the transformation T: u = 5x and v= ky to evaluate the integral ſf xºdA where R is the region bounded on the xy-plane by the ellipse 9x’ +4y? = 36. . Let S be the image of Runder T on the uv-plane. Sketch regions R and S. Set up the integral 7as an iterated integral of a function f(u, v) over region S. Use technology to evaluate the integral. Give the exact answer. R S...
1. (a) Assume u(0-)-1 V. Find the time at which r(t) = 3 V. (b) Assuming the same initial value, find the time at which u(t) = 4.999 V. c)Assuming the same initial value, draw the graph of v(t) versus t for t >0. Indicate clearly on the graph (0) and(00) (d) Assume u(0-) = 7 V. Draw the graph of v(t) versus t for t > 0, Indicate clearly on the graph o(0-) and (oo). t=0 100 ?
Problem 1. Consider the nonhomogeneous heat equation for u(r, t) subject to the nonhomogenoous boundary conditions u(0, t) 1, u(r, t) 0, t>o and the initial condition u(, 0)in() Find the solution u (z, t) by completing each of the following steps: (a) Find the equilibrium temperature distribution t) (b) Den ote u(x, t)-u(x, t)-ue(x). Derive the IBVP for the function u(x,t). (c) Find v(x, t) (d) Find u(x,t)
Problem 1. Consider the nonhomogeneous heat equation for u(r, t) subject...
DETAILS LARTRIG10 3.3.031. Find u + v, u - v, and 2u - 4v. Then sketch each resultant vector. u = (4,3), v = (3,5)
1 a) Find the domain of r(t) = (2-Int ) and the value of r(to) for to = 1. b) Sketch (neatly) the line segment represented by the vector equation: r=2 i+tj; -1 <t<l. c) Show that the graph of r(t) = tsin(t) i + tcos(t) j + t?k, t> 0 lies on the paraboloid: z= x2 + y². 2. a) Find r'(t) where r(t) = eti - 2cos(31) j b) Find the parametric equation of the line tangent to...
R 1 (1) L + us(t) = u(1) v (0) R2 } v. (!) (t) + 20%*(t) + war(t) = f(t). Let x(t) be volt). (a) Determine iz(t). Hint: Apply Ohm's law on R2. (b) Determine dir()/dt. (c) Determine u(t). (d) Determine vct) using KVL. (e) Determine current through Ry using KCL. (f) Determine vs(t). (g) Determine a and wo.
1. Let x(t)-u(t-1) _ u(t-3) + δ(t-2) and h(t)-u(t) _ u(t-1) + u(t-3)-u(t-5) a. Find and sketch x(t-t) and h(t). (Hint: Break x(t) into two signals) b. Find and sketch y(t) - x(t)*h(t) using the quasi-graphical method. Label and show every step (drawings and calculations)
11. Consider the parabolic coordinate system (u, v) related to the Cartesian coordi- nates (r, y) by х — 2иv, y — u? — u? for (и, v) € [0, оо) х [0, оо) 1 u = 1, u 2' (a) Sketch in the ry-plane the curves given u = 2. Then sketch in 1 v = 1, v = 2. Shade in the region R the xy-plane the curves given v = 2' bounded by the curves given by...
2/2 Problem 2 Suppose that the map T: D C R2R2 (u, v) T(u, v)- (TI(u, v), T2(u, v)) defines a change of variables whose Jacobian satisfies J(T) (u, v)1 for l (u, v) E D If R C D is a region whose area is 4, then what is the area of the region T(R) T(u, v)(u, v) E R? 5 marks
2/2 Problem 2 Suppose that the map T: D C R2R2 (u, v) T(u, v)- (TI(u, v),...
Problem 1. Consider the nonhomogeneous heat equation for u(,) subject to the nonhomogeneous boundary conditions 14(0,t) 1, u(r,t)-0,t> and the initial condition the solution u(x, t) by completing each of the following steps (a) Find the equilibrium temperature distribution u ( (b) Denote v, t)t) - u(). Derive the IBVP for the function vz,t). (c) Find v(x, t) (d) Find u(x, t)
Problem 1. Consider the nonhomogeneous heat equation for u(,) subject to the nonhomogeneous boundary conditions 14(0,t) 1, u(r,t)-0,t>...