MAT 230 Week 2 True or False? Greedy algorithms always produce the optimal solution to an optimization problem. True False Choose the prime numbers from the following list: 27 19 93 101 Find the prime factorization of 81 prime 9*9 3*3*3*3 none of the above What is the value of 114 mod 29? 27 1 0.25 17 Convert the binary integer 1 1011 to decimal notation. 11 22 27 45 Find the GCD(111,201). 3 1 11 111 Find two multiplicative inverses of 3 modulo 7. -5 -2 1 5 Solve the congruence: 2 6 12 17 True or False? When we multiply matrices, the number of columns of the first matrix must equal the number of rows of the second matrix. True False True or False? In general, if we have two matrices A and B, their product is commutative, that is: AB = BA True False
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