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Chapter 4: Q 235 (page 458)

In the following exercises, evaluate the determinate of each square matrix.

-207-5

Short Answer

Expert verified

The value of the determinant is10.

Step by step solution

01

Step 1. Given information 

The given square matrix is

-207-5

We have to evaluate the determinate of a given square matrix.

02

Step 2. To find the determinant, multiply the diagonals of the matrix and then subtract them.

The determinant of the matrix is

=(-2)(-5)-(7)(0)=(10)-(0)=10

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Most popular questions from this chapter

Without graphing, determine the number of solutions and then classify the system of equations.

(a)y=13x-5x-3y=6(b)x+4y=12-x+y=3

Translate to a system of equations and then solve:

The difference of two complementary angles is 20degrees. Find the measures of the angles.

Solve the system of equations by substitution

4x+y=10x-2y=-20

Without graphing, determine the number of solutions and then classify the system of equations.

y=-12x+5x+2y=10

Solve the system of equations by substitution

2x+y=5x-2y=-15
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