These are some basic questions in the textbook but I don’t know how to do and write the solutions clearly.
1. How to find all the solutions of in ,
where and is addition modulo 7?
2. Let
a. Illustrate, using A and B, why we consider 2+3=5. Use similar reasoning and with sets of your own choice to decide what you would consider to be the value of i. , ii. , where
b.Illustrate why we consider that 2 x 3 = 6 by plotting the points of A x B in the plane . Use similar reasoning with a figure in the text to decide what you would consider to be the value of .
Thank you.
