If and are twice differentiable functions of a single variable, show that the function
Chapter 14, Problem 79(choose chapter or problem)
If and are twice differentiable functions of a single variable, show that the function is a solution of the wave equation given in Exercise 78.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer