The differential equation X2 - x) dx +ny = 0) is known as Laguerre's equation. a)...
(20 pts.) The Laguerre differential equation is ry" + (1 - )y' + Ay = 0. (a) Show that x = 0 is a regular singular point. (b) Determine the indicial equation, its roots, and the recurrence relation. (c) Find one solution (x > 0). Show that if = m, a positive integer, this solution reduces to a polynomial. When properly normalized, this polynomial is known as the Laguerre polynomial, L. (2).
7. Consider the differential equation (a) Show that z 0 is a regular singular point of the above differential equation (b) Let y(x) be a solution of the differential equation, where r R and the series converges for any E (-8,s), s > 0 Substitute the series solution y in to the differential equation and simplify the terms to obtain an expression of the form 1-1 where f(r) is a polynomial of degree 2. (c) Determine the values of r....
Consider the differential equation (1 2 yay 0, where a E R is a constant. (a) By analysing the equation, show that there are two linearly independent power series solutions in powers of for la<1 (b) Find two linearly independent solutions. Note: The recurrence relation you derive should be the following (or equivalent to it) (n-a)(n a) an (n1)(n2) n 2 0. an+2 polynomial solution of (c) Show that if a is (nonnegative) integer n, then there is a degree...
4. (a) Solve the differential equation (1-12)y"-2cy' + λ(A + 1)y 0 using power series centered at 0 , in which λ is a constant. Write your solution as a linear combination of two independent solutions whose coefficients are expressed in terms of λ . Compute the coefficients of each solution up to and including the 5 term. Without computing them, what is the smallest possible value of the radius of convergence of each solution and why? (b) When λ...
4. (a) Solve the differential equation (1 − x 2 )y ′′ − 2xy′ + λ(λ + 1)y = 0 using power series centered at 0 , in which λ is a constant. Write your solution as a linear combination of two independent solutions whose coefficients are expressed in terms of λ . Compute the coefficients of each solution up to and including the x 5 term. Without computing them, what is the smallest possible value of the radius of...
4. (a) Solve the differential equation (1 − x 2 )y ′′ − 2xy′ + λ(λ + 1)y = 0 using power series centered at 0 , in which λ is a constant. Write your solution as a linear combination of two independent solutions whose coefficients are expressed in terms of λ . Compute the coefficients of each solution up to and including the x 5 term. Without computing them, what is the smallest possible value of the radius of...
Consider the differential equation: (7y sin(xy) + 2 sec x) dx = (2 lny – 4x sin(xy))dy Note: Do not use square brackets in your response, use normal parantheses if you have to, i.e "0" Then aM ду and ƏN ax Is this equation exact? Yes No Consider the differential equation: sin(x)dx + 5y cos(x)dy = 0 Which of the following can be an integrating factor to make the equation exact? Select all that apply. On=e-54 On=tan(x) Ju=e-542/2 On =...
3. The Chebychev's equation of degree n is cos θ to reduce this to a simpler differential a) Make the substitution x equation in terms of d'y/de2 and 0. Hint: dy/dx (dy/de) (de/dx) where dx/d0 b) Find two linearly independent solutions for each n = 0, 1, 2, Identify the one which yields the Chebychev polynomial T(x), obtained by setting 0 - arc cos x. Note that the same substitution in the other solution gives a sum involving power of...
Consider the following differential equation.
(x2 − 4)
dy
dx
+ 4y = (x + 2)2
Consider the following differential equation. dy (x2 - 4) dx + 4y = (x + 2)2 Find the coefficient function P(x) when the given differential equation is written in the standard form dy dx + P(x)y = f(x). 4 P(x) = (x2 – 4) Find the integrating factor for the differential equation. SP(x) dx 1 Find the general solution of the given differential equation....
solve please
8 Sketch the direction field of the differential equation dx dt Verify that x t-1 Ce is the solution of the equation. Sketch the solution curve for which x(0) 2, and that for which x(4) 0, and check that these are consistent with your direction field. MAPI R has tools for exam
8 Sketch the direction field of the differential equation dx dt Verify that x t-1 Ce is the solution of the equation. Sketch the solution curve...