Purchase Solution

Proof about determinants

Not what you're looking for?

Ask Custom Question

From Determinants.

(From Determinants. Prove the proposition without using Cofactors/Cramer's rule.)

See Attached

Purchase this Solution

Solution Summary

This is a proof regarding determinants of elementary matrix and arbitrary square matrix.

Solution Preview

Please see the attachment.

We should use the following properties of determinant.
1. Switching two rows or columns changes the sign.
2. Scalar multiplication of a row by a constant multiplies the determinant by .
3. Multiplies of rows and columns ...

Purchase this Solution

Free BrainMass Quizzes
Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Probability Quiz

Some questions on probability