Two pulses traveling on the same string are
described by
y1 =5/[(a x - b t)^2 + 2]
and
y2 =-5/[(a x + b t - 6)^2 + 2]
where a = 8.4 m-1 and b = 6.3 s-1.
A) At what time do the two cancel?
Answer in units of s.
B)At what point do the two waves always cancel?
Answer in units of m.
