Determine whether the function is a solution of the differential equation
y''' - 8y = 0
(a) y = cos(2x)
(b) y = e^(2x)
What exactly is one suppose to do here? Is this suppose to be the third degree because we only covered first degree DE?
Determine whether the function is a solution of the differential equation
y''' - 8y = 0
(a) y = cos(2x)
(b) y = e^(2x)
What exactly is one suppose to do here? Is this suppose to be the third degree because we only covered first degree DE?