Purchase Solution

Set Theory : Proof

Not what you're looking for?

Ask Custom Question

(A union B)* = (A*B*)* = (A* union B*)*

Purchase this Solution

Solution Summary

A set relation is proven. Set theory proofs are analyzed.

Solution Preview

First, A belongs to A*, B belongs to B*, so (A union B) belongs to (A* union B*). Thue (A union B)* belongs to (A* union B*)*.
Conversely, A belongs to (A union B) implies A* belongs to (A union B)*. Similarly, B* belongs to ...

Purchase this Solution


Free BrainMass Quizzes
Graphs and Functions

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

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.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Solving quadratic inequalities

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

Probability Quiz

Some questions on probability