7. If y, and y2 are a fundamental set of solutions of t2y"-2/ + (3 +...
Consider the ordinary differential equation: t2y" + 3ty' +y = 0. 1 (3 points) e) Use Abel's formula to find the Wronskian of any two solutions of this equation and W[y1,y2](t). What do you observe? compare it to = t1 and y2(t) = t-1 nt represent a fundamental set of solu f) (2 points) Determine if y1 (t) tions (2 points) Find the general solution of t2y" +3ty' +y = 0. g) Solve the initial value problem t2y" + 3ty/...
4. Given that {cos x, sin 2, 1) is a fundamental set of solutions for y" + y = 0, solve the initial value problem with conditions y(0) = 3, y'(0) = 5, "(0) = -4. 4. Given that {coso, sin x 1} is a fundamental set of solutions for y'" + y = 0, solve the initial value problem with conditions y(0) - 3, V'(0) -- 5. "(0) -4
2. (5pts Determine whether the following set of vectors is a fundamental set of solutions of a system y' = Ay for some matrix A = A(t). / -et 0 y1 = -e- , y2 = -et, y3 = 0 I ett 2e-t 2e2
{y () = r, yz(2) = r ln r} is a fundamental set of solutions of the reduced equation of y" - 12 Y+342 The general solution of the equation is: (a) y=CC + Cor In + 2.c in (b) y=C1+Cz.r In x + r(In c)? (c) y=C: +Car In 1 - (In r) (d) y=C2+ Cear In x + x? In z - (In )2 (e) All of the above. {yı(1) = 1, y2() = ??} is a fundamental...
a) Assume that y1(c) t and y2)te are solutions of the differential equation t2y_ t(t + 2))" + t(t + 2)y-0, t > 0 Do y1(t) and y2() form a fundamental set of solutions of the O.D.E.? C) State the general solution for this O.D.E. a) Assume that y1(c) t and y2)te are solutions of the differential equation t2y_ t(t + 2))" + t(t + 2)y-0, t > 0 Do y1(t) and y2() form a fundamental set of solutions of...
3. Use reduction of order to find the fundamental set of solutions and write the general solution, given that y, is a solution xy" - (4x + 1)y' +(4x + 2)y = 0, Vi = 2x
Consider the differential equation y" – 7 ý + 12 y = 3 e21. (a) Find r1, r2, roots of the characteristic polynomial of the equation above. W r1, r2 = 3,4 (b) Find a set of real-valued fundamental solutions to the homogeneous differential equation corresponding to the one above. yı(t) = e^(3t) M y2(t) = e^(41) (c) Find a particular solution Yp of the differential equation above. M yp(t) = Note: You can earn partial credit on this problem.
3. Use reduction of order to find the fundamental set of solutions and write the general solution, given that y1 is a solution xy" – (4x + 1)y' + (4x + 2)y = 0, Y1 = e2x
(1 point) It can be shown that yı = e-4x and y2 = xe-4x are solutions to the differential equation y + 8y +16y=0 on the interval (-00, 00). Find the Wronskian of yn y (Note the order matters) W(y1, y2) = Do the functions yn y form a fundamental set on (-00,00)? Answer should be yes or no
3 Question 25 Given a set of DE solutions: y1(x) = e* cos x and y2(x) = e sinx, a) Find the value of the Wronskian W[ v1.y2). b) Determine if the solutions Y1, Y2 are linearly independent. a)W=e b) Linearly Independent a) W=-ex b) Linearly Independent O a) W = 1 b) Linearly Independent a) W=eX b) Linearly Dependent O a) W=0 b) Linearly Dependent None of them