1) Make a list of the units in Z16, and with each unit give its multiplicative inverse.

2) Solve the following system of congruencesX=2 (mod 3)3) Solve the following system of congruences

X=3 (mod 5)

X=6 (mod 7)X=2 (mod 3)Any help would be great.

X=3 (mod 5)

X=4 (mod 7)

X=5 (mod 11)