Which of the matrices in Exercises 1 through 4 orthogonal?
Step 1 of 3
1.3 Vector Equations Vector – ordered lit of numbers − A matrix with only one column R – real numbers that appear as entries in the vectors Vectors in R 2 − R – (read “r-two) exponent 2 denotes that each vector contains two entries; the set of all 2ectors with two entries − two vectors in R are equal if and only if their corresponding entries are equal 4 7 − ≠ 7 4 2 − vectors in R are ordered pairs of real numbers Sum of Vectors (vector addition) 2 − given two vectors u and v in R , their sum in the vector u+v obtained by adding corresponding entries of u and v 2 1 + 2 3 − 1 + = = −2 5 −2 + 5 3 Scalar multiple
Textbook: Linear Algebra with Applications
Author: Otto Bretscher
The answer to “Which of the matrices in Exercises 1 through 4 orthogonal?” is broken down into a number of easy to follow steps, and 10 words. The full step-by-step solution to problem: 2 from chapter: 5.3 was answered by , our top Math solution expert on 03/15/18, 05:20PM. Since the solution to 2 from 5.3 chapter was answered, more than 236 students have viewed the full step-by-step answer. This textbook survival guide was created for the textbook: Linear Algebra with Applications, edition: 4. This full solution covers the following key subjects: . This expansive textbook survival guide covers 41 chapters, and 2394 solutions. Linear Algebra with Applications was written by and is associated to the ISBN: 9780136009269.