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Chapter 11: Q. 5 (page 740)

True or False The value of a determinant remains unchanged if any two rows or any two columns are interchanged.

Short Answer

Expert verified

False

Step by step solution

01

Step 1. Given information  

We have been given a statement that The value of a determinant remains unchanged if any two rows or any two columns are interchanged.

We have to tell whether it is true or false.

02

Step 2. Read the statement carefully and write true or false 

The sign of a determinant is changed if any two rows or any two columns are interchanged.

Therefore, the given statement is false.

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Most popular questions from this chapter

Verify that the values of the variables listed are solutions of the system of equations.

3x+2y=2x-7y=-30x=-2,y=4;(-2,4)

Solve each system of equations. If the system has no solution, say that it is inconsistent.
x+2y=-7x+y=-3

Verify that the values of the variables listed are solutions of the system of equations.

x-y=312x+y=3x=4,y=1;4,1

If the lines that make up a system of two linear equations are coincident, then the system is __________ and the equations are ___________.

In Problems 5–24, graph each equation of the system. Then solve the system to find the points of intersection.

xy=1;y=2x+1
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