5. Consider the constraint set S- t(x,y) lgi(x, ) 0,-1,...4], where J1(x,y) =-x 92(x,y)--y 94(x, ...
Chapter 13, Section 13.9, Question 006 Consider the function f (x, y) = 1x2 – 5y2 subject to the condition x² + y2 = 9. Use Lagrange multipliers to find the maximum and minimum values of f subject to the constraint. Maximum: Minimum: Find the points at which those extreme values occur. (3,0), (0,3), and (3,3) O (-3,0) and (0, – 3) (3,0), (-3,0), (0,3), and (0, – 3) O (3,0), (-3,0), (0,3), (0, – 3), (3,3), and (-3, -...
Consider the following. x 12x - 13y y' = 13x - 12y, X(0) - (12, 13) (a) Find the general solution (xce), y(t) =( Determine whether there are periodic solutions. (If there are periodic solutions, enter the period. If not, enter NONE.) NONE X (b) Find the solution satisfying the given initial condition. (x(C), y(0)) (c) with the aid of a calculator or a CAS graph the solution in part (b) and indicate the direction in which the curve it...
Consider the system: z'(t) + tr(t) + (t-1 )y(t) = 0, s(t) + (t-1)x(t) + ty(t) = 0, x(0)--4 y(0) = 2 Determine the solution functions, ()y) using ONLY the Fundamental Matrix method. Compute the values (1), y(2) Consider the system: z'(t) + tr(t) + (t-1 )y(t) = 0, s(t) + (t-1)x(t) + ty(t) = 0, x(0)--4 y(0) = 2 Determine the solution functions, ()y) using ONLY the Fundamental Matrix method. Compute the values (1), y(2)
Consider a signal x(t) = e-tu(t), and the signal y(t) below: dx(t) y(t) = 3e-33+ z(t – 5) + 5* dt Va) What is X(jw), the Fourier transform of æ(t)? b) Find the phase of the complex number X(j1). c) Find Y(jw), the Fourier transform of y(t). d) Find the magnitude of the complex number Y(j1).
17 marks] Consider the functionf(x, y) = (y - 1) (x- 1). (a) Find a unit normal vector to the contour line given by f=0.5 at the point (x,y) (1.5,2). Do not forget to check that this point is on the contour line. (b) Consider the curve L given by r(t) = 2ti+3tj with 0 ts1 and the Cartesian basis vectors i= (1,0) and j= (0,1) of R2. Determine using the chain rule and use this result to determine all...
4. 흙 y(0, 1) = y(5, t) = 0 for t-> 0 y(x, 0)-0, at (x, 0) g(x) for 0 < x where gx)5xfor 43 xS5. 5 for 0s x <4 0
(1 point) Consider the function defined by ?(?,?)=??(9?2+5?2)?2+?2F(x,y)=xy(9x2+5y2)x2+y2 except at (?,?)=(0,0)(x,y)=(0,0) where ?(0,0)=0F(0,0)=0. Then we have ∂∂?∂?∂?(0,0)=∂∂y∂F∂x(0,0)= ∂∂?∂?∂?(0,0)=∂∂x∂F∂y(0,0)= Note that the answers are different. The existence and continuity of all second partials in a region around a point guarantees the equality of the two mixed second derivatives at the point. In the above case, continuity fails at (0,0)(0,0). (1 point) Consider the function defined by F(x, y) = xy(9x2 + 5y2) x2 + y2 except at (x, y) = (0,0)...
(a) Give a set of parametric equations (with domain) for the line segment from (4, -1) to (5,6). (b) Give a set of parametric equations (with domain) for the ellipse centered at (0,0) passing through the points (4,0), (-4,0), (0,3), and (0, -3), traversed once counter-clockwise. (c) Find the (x, y) coordinates of the points where the curve, defined parametrically by I= 2 cost y = sin 2t 0<t<T, has a horizontal tangent.
Consider the set of curved coordinates t := (t, s) in the plane R2V(0,0)} related to the Euclidian coordinates (x, y) by the transformations: s2 +t2 (c) using the formula jar,a-a,aj. Express the vector of first partial derivatives o,0] via a, a, Consider the set of curved coordinates t := (t, s) in the plane R2V(0,0)} related to the Euclidian coordinates (x, y) by the transformations: s2 +t2 (c) using the formula jar,a-a,aj. Express the vector of first partial derivatives...
(1 point) Consider the function defined by F(x, y) = x2 + y2 except at (r, y) - (0, 0) where F(0,0)0 Then we have (0,0) = (0,0) = ax dy Note that the answers are different. The existence and continuity of all second partials in a region around a point guarantees the equality of the two mixed second derivatives at the point. In the above case, continuity fails at (0,0) Note: You can earn partial credit on this problem...