Question: Exercise 112. Evaluate the determinant by expanding about column 1 and using the method of cofactors. Do these methods give the same determinant for 3

Exercise 112. Evaluate the determinant by expanding about column 1 and using the method of cofactors. Do these methods give the same determinant for 3 × 3 matrices?

Exercise 112

Evaluate the determinant |1 3 2 2 6

using the method of “diagonals.”

|1 3 2 2 6

Step by Step Solution

★★★★★

3.42 Rating (158 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

1 3 2 0 2 6 15 If we expand by the ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related College Algebra Questions!

The determinant of a 3 3 matrix A is defined as follows. Does the method of evaluating a determinant using diagonals extend to 4 4 matrices? a12 a13 fA 3 | 21 zz |, then | 2 . a11 a13 a12 a21...

Answer the question. By what expression should we multiply each side of so that there are no fractions in the equation? Dx + E (22 + 1)2 1 + C x(2? + 1)? 2x2 + 1

Find the partial fraction decomposition for each rational expression. 5 3 2 2 3

chapter 5 INTRODUCTION TO MATRIX ALGEBRA GOALS The purpose of this chapter is to introduce you to matrix algebra, which has many applications. You are already familiar with several algebras:...

What is Exercise 32-45? I don't quite understand it, so I'm not sure if my work or answers are correct. Linear Algebra Lab Exercises Linear algebra deals with vectors and linear functions that act on...

Ryan Ren Assignment Homework 2 due 09/14/2017 at 02:15pm PDT 1. (1 pt) Compute the following product. \u0014 \u0015\u0014 \u0015 \u0014 5 0 4 7 4 = 0 7 1 7 7 Math4A-02-M17-Wen \u0015 Answer(s)...

%% Lab 2 - Your Name - MAT 275 Lab %% Example code % Example 1 % NOTE: Delete examples before submission. A = [1 0; 0 -1] A = [1, 0; 0, -1] % NOTE: The two matrices above are the same. We can...

PLEASE COMPLETE NO LATER THAN 11/04 @8am Each question(1,2,& 3) must be a minimum of 200 words. Please EXPLAIN answers in FULL detail and make answers knowledgeable based off the attached reading,...

London School of Science & Technology Qualification Unit number and title BTEC Level 5 HND Diploma Business UNIT 6: Business Decision Making Student name and ID number Assessor name Al Hassan Barrie...

Search for a new primary care physician where you live. Describe in depth how you made your physician choice. What impact did price have on your decision making? What were the key factors that...

Country products manufactures quilt racks. Pine is introduced in department 1, where the raw materials is cut and assembled. In department 2 completed racks are stained and packaged for shipment. The...

Assume that Timberline Corporation has 2 0 2 4 taxable income of $ 2 6 2 , 0 0 0 for purposes of computing the 1 7 9 expense. It acquired the following assets in 2 0 2 4 : ( Use MACRS Table 1 , Table...

A view of the communication process (pp. 412414) Steps in developing effective marketing communication pp. 414420) pg97

In Problems 544, solve each logarithmic equation. Express irrational solutions in exact form. log|x - 7| = 4

In Problems 544, solve each logarithmic equation. Express irrational solutions in exact form. log 4 |x| = 3

In Problems 714, find the amount that results from each investment. $1200 invested at 5% compounded daily after a period of 3 years.

please answer! The cost of debt Gronseth Drywall Systems, Inc., is in discussions with its investment bankers regarding the issuance of new bonds. The investment banker has informed to form that d...

What is the budgeted fixed operating expense for 20X4? (Use the following data to answer this question) Balance Sheet ASSETS Cash Account Receivable 12/31/20X3 100,000 250,000 250,000 100,000...

(Time allowance estimation: 7 minutes) You have won a swepstake that gives you 12 annual installments of $25,000 with the first one to be received one year from today. If the annual discounting rate...