College Algebra Matrices
Matrix Multiplication
   Drills
Problem 1
Given the dimensions of the matrices A and B, determine the dimension of the matrix C = AB
Problem 2
Matrix A has m rows and n columns, matrix B has k columns. How many rows has matrix B and and how many rows and columns has matrix C, if AC = B?
Problem 3
Given: two matrices A and B. Evaluate the entry cij of the matrix C = AB
Problem 4
Given: two matrices A and B. Evaluate the difference dij-cij if C = AB and D = BA
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