The (2 x 2) matrices listed in Eq. (9) are used in several of the exercises that follow. 21 A ^-[3]. c-[-7}]. B 1 *-[83]. z = [88] Z Exercises 1-6 refer to the matrices in Eq. (9). 1. Find (a) A+ B; (b) A+ C; (c) 6B; and (d) B+3C. 2. Find (a) B+C; (b) 3A; (c) A+2C; and (d) C+8Z. 3. Find a matrix D such that A + D = B. 4. Find a matrix D such that A + 2D = C. 5. Find a matrix D such that A + 2B + 2D = 3B. 6. Find a matrix D such that 2A +5B+D=2B+3A. (9) The vectors listed in Eq. (10) are used in several of the exercises that follow. 2 --[8] [3] 1 1. U= -4 (10)
The (2 x 2) matrices listed in Eq. (9) are used in several of the exercises that follow. 21 A ^-[3]. c-[-7}]. B 1 *-[83]. z = [88] Z Exercises 1-6 refer to the matrices in Eq. (9). 1. Find (a) A+ B; (b) A+ C; (c) 6B; and (d) B+3C. 2. Find (a) B+C; (b) 3A; (c) A+2C; and (d) C+8Z. 3. Find a matrix D such that A + D = B. 4. Find a matrix D such that A + 2D = C. 5. Find a matrix D such that A + 2B + 2D = 3B. 6. Find a matrix D such that 2A +5B+D=2B+3A. (9) The vectors listed in Eq. (10) are used in several of the exercises that follow. 2 --[8] [3] 1 1. U= -4 (10)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.3: Matrix Algebra
Problem 89E
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