College Calculus

Write a trial solution for the method of indetermined coefficients:

y''+9y' = xe^(-x)cos(pi*x)

....I have no idea.

  1. 👍 0
  2. 👎 0
  3. 👁 41
asked by Jayme
  1. Try to do this problem first

    y''+9y' = exp(p x)

    Then use that cos(pi x) can be expressed in terms of exponential functions. Also, if you differentiate w.r.t. the parameter p, a factor x will come down on the right hand side of the differential equation.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    Find the general solution using the method of undetermined coefficients. y''' - 10y'' + 25y' = e^(-x) cos x + e^(5x) + x.

    asked by Shane on May 8, 2011
  2. Math/Calculus

    Please check my work and correct any errors/point out any errors. Thanks. Solve the initial-value problem using the method of undetermined coefficients. y''-4y=e^xcos(x), y(0)=1, y'(0)=2 r^2-4=0, r1=2, r2=-2 yc(x)=c1*e^2x+c2*e^-2x

    asked by COFFEE on July 12, 2007
  3. Chem

    The following state were collected for determining the concentration of suspended solids in a water sample. (D= 1.01 g/mL). Express all calculated data with the correct number of significant figures. Volume of sample (mL): Trial

    asked by James on September 14, 2015
  4. chem

    The following state were collected for determining the concentration of suspended solids in a water sample. (D= 1.01 g/mL). Express all calculated data with the correct number of significant figures. Volume of sample (mL): Trial

    asked by James on September 14, 2015
  5. CHEM

    The following data were collected for determining the concentration of suspended solids in a water sample. (D= 1.01 g/mL). Express all calculated data with the correct number of significant figures. Volume of sample (mL): Trial 1:

    asked by James on September 15, 2015
  6. algebra 2

    factor completely 3x^2-14x-24 I do not see the gcf for the problem I am totally lost can some explain please I have several these problems and i need to figure out how to solve them You put 3x^2-14x-24 = (a x + b)(c x + d)

    asked by CINDY on May 18, 2007
  7. Math

    I am really have a tough time trying to solve this problem. I think my first three steps are correct but I am not sure. Could someone please help me? I got lost somewhere on one of these steps. I thonk it was step 3, 4, 5. Thank

    asked by Tiffany on February 10, 2011
  8. Chemistry

    PART 1 >>Trial 1 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 10 ml S2O8^2-, 1 ml starch time to react = 10 seconds >>Trial 2 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 5 ml S2O8^2-, 1

    asked by Dan on February 24, 2016
  9. Chemistry

    Include an explanation, balanced chemical equation, units, significant figures and/or calculations where appropriate. Standardization of NaOH Solution Trial 1: 0.501 g KHC8H4O4 15.22 mL NaOH Trial 2: 0.503 g KHC8H4O4 15.11 mL

    asked by Jake on March 2, 2009
  10. Chemistry

    PART 1 >>Trial 1 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 10 ml S2O8^2-, 1 ml starch time to react = 10 seconds >>Trial 2 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 5 ml S2O8^2-, 1

    asked by Dan on February 24, 2016

More Similar Questions