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In Exercises 49-52, write a cryptogram for the message using the matrix
HAPPY BIRTHDAY
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Chapter 7 Solutions
College Algebra Real Mathematics Real People Edition 7
- Evaluating an Expression In Exercise 1-6, evaluate the expression. 68-10+05-3-1+-11-72-1arrow_forwardExercises 15-24 concern arbitrary matrices A, B, and C for which the indicated sums and products are defined. Mark each statement True or False (T/F). Justify each answer. 15. (T/F) If A and B are 2 × 2 with columns a₁, a2, and b₁,b2, respectively, then AB = [a₁b₁a₂b²].arrow_forwardExpress the quadratic form (c₁1+ C₂2 + ... + Cnn)² in the matrix notation TA, where A is symmetric.arrow_forward
- Don't use chat gptarrow_forwardWrite the MATLAB SYNTAXarrow_forward1 2 1] 2a. Encode the message The British are Coming using the matrix 2 3 1. |-2 0 1| 2b. Decode the message 71, 100, -1, 28, 43, -5, 84, 122, -11, 63, 98, -27, 69, 102, -12, 88, 126, -3, which was encoded using the matrix above.arrow_forward
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