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Get Full Access to Linear Algebra With Applications - 8 Edition - Chapter 3.1 - Problem 11
Get Full Access to Linear Algebra With Applications - 8 Edition - Chapter 3.1 - Problem 11

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# Evaluate the determinants of the following matrices using as little computation as ISBN: 9781449679545 435

## Solution for problem 11 Chapter 3.1

Linear Algebra with Applications | 8th Edition

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Problem 11

Evaluate the determinants of the following matrices using as little computation as possible. -2 0 -3 0 3 5 8 4 ) [ - -IJ ( c) [ : ; ] -2 0 -1 3

Step-by-Step Solution:
Step 1 of 3

Matrices REF + RREF Wednesday, September 7, 2016 3:07 PM Review Problem using Gaussian Elimination and Backward Substitution -2 6 -4 -6 -4 15 -2 0 5 -9 24 45 Remember for Gaussian Elimination, the goal is to put the matrix in REF To do this, make the first coefficient of the first row = 1 by multiplying by - 1/2 New Matrix 1 -3 2 3 -4 15 -2 0 5 -9 24 45 Next make all the numbers underneath the 1 we just made into zeros. This is done by multiplying the first row and adding it to another row 4R1 + R2 4 -12 8 12 New Matrix 1 -3 2 3 0 3 6 12 5 -9 24 45 Next do the same thin

Step 2 of 3

Step 3 of 3

##### ISBN: 9781449679545

This full solution covers the following key subjects: . This expansive textbook survival guide covers 56 chapters, and 1286 solutions. The answer to “Evaluate the determinants of the following matrices using as little computation as possible. -2 0 -3 0 3 5 8 4 ) [ - -IJ ( c) [ : ; ] -2 0 -1 3” is broken down into a number of easy to follow steps, and 35 words. This textbook survival guide was created for the textbook: Linear Algebra with Applications, edition: 8. Since the solution to 11 from 3.1 chapter was answered, more than 258 students have viewed the full step-by-step answer. Linear Algebra with Applications was written by and is associated to the ISBN: 9781449679545. The full step-by-step solution to problem: 11 from chapter: 3.1 was answered by , our top Math solution expert on 03/15/18, 05:22PM.

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