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Feedback u(t) u1(t) y1(t) System 1 y(t) System 2 y2(t) u2(t) Please find the final equivalent...
Let Yı, Y, have the joint density S 2, 0 < y2 <yi <1 f(y1, y2) = 0, elsewhere. Use the method of transformation to derive the joint density function for U1 = Y/Y2,U2 = Y2, and then derive the marginal density of U1.
find Y1=, Y2=, and W(t)= (1 point) Find the function yi of t which is the solution of 25y" – 40y' + 12y = 0 y(0) = 1, yf(0) = 0. with initial conditions Yi = Find the function y2 of t which is the solution of 25y" – 40y' + 12y = 0 with initial conditions Y2 = Find the Wronskian W(t) = W(y1, y2). W(t) = Remark: You can find W by direct computation and use Abel's theorem...
1. A state space linear system is shown below. dx1(t)/dt=x1(t)+x2(t)-x3(t)+u1(t) dx2(t)/dt=--x3(t)-u1(t) dx3(t)/dt=-x3(t)-u2(t) y(t)=-x1(t)+x3(t) (1) Re-write the state space equation as following, determine matrices A, B, C and D dx(t)/at=Ax+Bu y(t)=Cx+Du (2) Determine the matrix Q that is Q=[B A*B (A^2)*B (A^3)*B L (A^(n-1)*B] (3) Determine if the rank of Q is n (n=3) and determine if the system is controllable
2. Consider the system y1 = yż – 4y1 j2 = yż – Y2 – 3y1 a) Find all critical points and classify them. b) Show that [yi(t) – yz(t)] +0 as t + oo for all trajectories. (Hint: Form a differential equation for y1 - y2.)
Exercise 1: (20pts) Let u1-11, 1, 1)T, u2-(1, 2, 2)T, u,-(2, 3, 4)T, ν,-(4,6,7)T, v2 = (0, 1,1)1 , V3 = ( ) (a) Find the transition matrix from fvi, v2, vs] to sui, u2, us] (b) If x 2vı +3v2 - 4vs, determine the coordinates of x with respect to fui, u2, us] 0,1,2
2. Let the random variables Y1 and Y, have joint density Ayſy22 - y2) 0<yi <1, 0 < y2 < 2 f(y1, y2) = { otherwise Stom.vn) = { isiml2 –») 05451,05 ms one a independent, amits your respon a) Are Y1 and Y2 independent? Justify your response. b) Find P(Y1Y2 < 0.5). on the
Consider the differential equation e24 y" – 4y +4y= t> 0. t2 (a) Find T1, T2, roots of the characteristic polynomial of the equation above. 11,12 M (b) Find a set of real-valued fundamental solutions to the homogeneous differential equation corresponding to the one above. yı(t) M y2(t) = M (C) Find the Wronskian of the fundamental solutions you found in part (b). W(t) M (d) Use the fundamental solutions you found in (b) to find functions ui and Usuch...
5. Consider the system of differential equations yi = y1 + 2y2, y = -41/2 + y2 with initial conditions yi(0) = 1, y2(0= 0. This has exact solution yı(t) = exp(t) cos(t), yz(t) = - exp(t) sin(t)/2. (a) Apply Euler's method with h=1/4 and find the global truncation error by comparing with the exact solution over the interval [0, 1]. (b) Apply the RK4 method with h=1 and find the global truncation error by comparing with the exact solution...
7. Find the surface area of the surface r(u, u) = u ui + (u + u)j + (u-u) k, u2 +02-1 V/16-x2-y2 with upward orientation and let 8. Let S be the hemisphere 2 F(x, y,z)-yitj+3z k. Calculate JJs F dS, the flux of F across S 7. Find the surface area of the surface r(u, u) = u ui + (u + u)j + (u-u) k, u2 +02-1 V/16-x2-y2 with upward orientation and let 8. Let S be...
Problem 5. For u = (Uk)x=1,2,... El, we set Tnu = (U1, U2, ..., Un, 0,...). (1) Prove that Tn E B(C2, (). (2) We define the operator I as Iu = u (u € 14). Then, prove that for any u ele, lim ||T,u - Tulee = 0. (3) Prove that I, does not converge to I with respect to the norm of B(C²,1). Let X, Y be Banach spaces. Definition (review) We denote by B(X, Y) a set...