Question: Question 6 (5 points) Let Zn* = {x| 1x n-1, where GCD(x, n)=1 }. Z20* = ? Question 5 ( 10 points) Compute (45); Compute

Question 6 (5 points) Let Zn* = {x| 1x n-1, where GCD(x, n)=1 }. Z20* = ?

Question 5 ( 10 points) Compute (45); Compute 7^48 mod 45 using Eulers Theorem.

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