A code breaker intercepts the encoded message below. 45 35 38 30 18 18 35 30 81

Question:

A code breaker intercepts the encoded message below.
45 ˆ’35 38 ˆ’30 18 ˆ’18 35 ˆ’30 81 ˆ’60
42 ˆ’28 75 ˆ’55 2 ˆ’2 22 ˆ’21 15 ˆ’10

(a) You know that

[45 – 35]A-1 = [10 [38 – 30]A-1 = [8 14] 15]

Where A-1 is the inverse of the encoding matrix A. Write and solve two systems of equations to fine w, x, y, z.
(b) Decode the message.

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Algebra and Trigonometry

ISBN: 978-1337271172

10th edition

Authors: Ron Larson

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Question Posted: Feb 14, 2018 03:52 AM

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A code breaker intercepts the encoded message below. 45 35 38 30 18 18 35 30 81

Question:

х Let A-1 Z. [45 – 35]A-1 = [10 [38 – 30]A-1 = [8 14] 15]

Step by Step Answer:

a 45w 35y 10 45x 35...View the full answer

Algebra and Trigonometry

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