6. Suppose you want to send this encoded message to a friend. What does your friend need for them to be able to decode the message? In the space below, provide complete instructions for how to decode the message. Precalculus B | Unit 15 Project: Cryptology Challenge Directions: In this project you will show how to encode and decode a message using a matrix. Start by watching the 15.3 Warm Up video one more time. Then, complete the assignment using the 6 steps given below. 1. Choose a message you want to encrypt. Write the message below. 2. Convert the message to numbers using A = 1, B = 2, C = 3, and so on. 3. Write the message as a matrix with 2 rows. 4. Choose a 2x2 encoding matrix. Write the matrix below. 5. Multiply the encoding matrix and the message matrix. Show your work and write the encoded matrix below. (10 pts) Copyright Michigan Virtual 2019 Revised 7/8/2020 Page 1