Solve the differential equation using the method of undetermined coefficients. 
Definitions:
Q26: Find the vertical asymptotes of the function.
Q38: Use spherical coordinates to evaluate <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg"
Q53: The position function of a particle is
Q62: Use cylindrical coordinates to evaluate <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg"
Q86: Solve the boundary-value problem, if possible. <img
Q110: Solve the initial-value problem. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Solve
Q133: Solve the differential equation using the method
Q137: Evaluate the iterated integral. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Evaluate
Q151: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Let be
Q156: Solve the boundary-value problem, if possible. <img