Note: It is possible to encrypt/decrypt problems using online calculators. For this reason, it is important that sufficient work is shown in order to demonstrate your understanding of the material Answers which simply include the final encrypted/decrypted message but do not include all necessary steps will be awarded no credit. Find the following Euler Totients using Euler's Theorem, as explained on p.409 of the text (10 points each): (1 3) .(81) (100) (102) Use a Hill Cipher to encode the following message: "BATTLESHIP SUNK." Use the following matrix as your key (15 points) 460 3 22 7 12