Question 6 (14 marks) (a) Suppose that a and b are integers such that a = 11 (mod 23), and b= 5 (mod 23). Find the integ
Posted: Wed May 11, 2022 10:24 pm
Question 6 (14 marks) (a) Suppose that a and b are integers such that a = 11 (mod 23), and b= 5 (mod 23). Find the integer z with 0 S=522 such that z = 2a +36 (mod 23). [3 marks] (6) 1) Use the Euclidean Algorithm to find ged(7239, 3519). [3 inarks] (í) Hence, write the gcd as a linear combination of 7239 and 3519. [3 marks] © Find the inverse of 8 modulo 23 by first finding Bezout coefficients of 8 and 21. [3 marks] (d) Hence or otherwise, solve the following for x when &r = 10 mod 23. [2 marks]