X 6.5 Zero and I... Q ZERO and IDENTITY MATRIX - practice True or False? T F 1. The sum of a 3 x 4 Matrix B and the zero matrix, is Matrix B. T F 2. The zero matrix is always a square matrix. T F 3. Multiplying any matrix by an identity matrix produces a zero matrix. T F 4. An identity matrix cannot have dimensions 3 x 2. T F 5. The choice of identity matrix used depends on the dimensions of the factor (matrix) being multiplied. A= 14 Find the sums or products. Show how you would set up each problem. 6. A . I 7. B +0 8. I . C 9. D . I 10.0 + E CR015 weatherly ZI.5