Find the union of the following sets, namely ${\frac{25}{4}, 1, 3 e} \cup {1, \frac{15}{2}, 3 e}$.

import math

fst = set(((25/4), 1, 3*math.e,))
snd = set((1, (15/2), 3*math.e,))
print(fst.union(snd))
