Which of the following substitutions will let us convert the Bernoulli equation xoy - y =...
An equation of the form y'px)ygx)y", a 0,1 is called the Bernoulli equation If we divide by ya we get g(x) . у Чу' + yay' p(x)y-a Next let us make the substitution u y *) (i) Show that y ay' u' [3] = 1-a (ii) By substituting in (*) show that u' + (1— а)p(x)и %3D (1 — а)g(хx) [3] We now have a linear ODE that can be solve for u(x) using an integrating factor. We can then...
The differential equation (x - y)dx + xdy=0 is a Homogeneous differential equation. Select one: O True O False Which of the following linear differential equations is obtained after applying a suitable substitution to the Bernoulli equation (cos 2)y' + 5(sin x)y = cos 1 Select one: 5 tan O A. Vt 3 10 tan OB. + 3 10 tan : Ocot 3 5 tanz OD. + 2 COS 3 casa 3 2 Cosz 3 U COST 2 5 tan...
Identify the type of the following differential equation. Note: y is the dependant variable in the equation. dy dx -2y 2 (4+lny-lnx) Select all that apply. Seperable Linear Exact Homogeneous Bernoulli Linear Substituion Identify the type of the following differential equation. Note: y is the dependant variable in the equation. 31/2 dy - 4 = y3/2 dx Select all that apply Seperable Linear Exact Homogeneous Bernoulli Linear Substituion dy The differential equation 6 - dx 949,6 – 24 can be...
Let V be the set of vectors shown below. V= [] :x>0, y>0 a. If u and v are in V, is u + v in V? Why? b. Find a specific vector u in V and a specific scalar c such that cu is not in V. O A. The vector u + v may or may not be in V depending on the values of x and y. OB. The vector u + y must be in V...
us equation, L (y(x))-0. Prove that o a solution eneous equation, C(y(z))g(z). Is a hy or why not? 1. Let C be the linear operator defined as follows. (a) Let v,.. ,n be the solutions of the homogeneous equation, D an arbitrary linear combination, ciyi+..nn is also a solution. , c(y(z)) 0, Prove that (b) Let vi,. n be the solutions of the non-homogeneous equation, Cl) ga). Is a linear combination, ciy nyn also a solution? Why or why not?...
Let V be the set of vectors shown below. V= Ox>0, y>0 a. If u and v are in V, is u + v in V? Why? b. Find a specific vector u in V and a specific scalar c such that cu is not in V. a. If u and v are in Vis u + vin V? O A. The vector u + v must be in V because V is a subset of the vector space R2...
Let w be a subspace of R", and let wt be the set of all vectors orthogonal to W. Show that wt is a subspace of R" using the following steps. a. Take z in wt, and let u represent any element of W. Then zu u = 0. Take any scalar c and show that cz is orthogonal to u. (Since u was an arbitrary element of W, this will show that cz is in wt.) b. Take z,...
us equation, L (y(x))-0. Prove that o a solution eneous equation, C(y(z))g(z). Is a hy or why not? 1. Let C be the linear operator defined as follows. (a) Let v,.. ,n be the solutions of the homogeneous equation, D an arbitrary linear combination, ciyi+..nn is also a solution. , c(y(z)) 0, Prove that (b) Let vi,. n be the solutions of the non-homogeneous equation, Cl) ga). Is a linear combination, ciy nyn also a solution? Why or why not?
Exercise 12.6.3 Let V and W be finite dimensional vector spaces over F, let U be a subspace of V and let α : V-+ W be a surjective linear map, which of the following statements are true and which may be false? Give proofs or counterexamples O W such that β(v)-α(v) if v E U, and β(v) (i) There exists a linear map β : V- otherwise (ii) There exists a linear map γ : W-> V such that...
Solve only ,h , i and j ,
(1) Consider a so-called Bernoulli equation: y'+p(x)y = f(x)y" where n is a real number not equal to 0 nor 1. (e) Now we try an altogether different approach to dealing with y'+p(x)y (x)y" Let yi be a non-trivial solution to y' + p(x)y = 0 (easily determined). Consider the substitution y/. Solve this for y and determine y. Put the answer in the box provided. (f) Derive a first order separable...