Explain set intersection, Mathematics

Assignment Help:

Q. Explain Set Intersection?

Ans.

Set Intersection
Suppose your school needs to know which students are taking both art and business this year. If A is the set of students taking art and B is the set of students taking business, then the students who are taking both classes are common to A and B, or the intersection of A and B.

988_Explain Set Intersection.gif

The intersection of two sets A and B, written A ∩ B, is the set of all elements which are common to both A and B. This can be written as. 

A ∩ B = { x| x ∈ A and x ∈ B }

The key word in this definition is and. The elements must be in both A and B.


Related Discussions:- Explain set intersection

What is his test average, Steve earned a 96 percent on his ?rst math test, ...

Steve earned a 96 percent on his ?rst math test, a 74% on his second test, and an 85 percent on his third test. What is his test average? Add the test grades (96 + 74 + 85 = 25

Explain venn diagrams, Q. Explain Venn diagrams? Ans. Venn diagram...

Q. Explain Venn diagrams? Ans. Venn diagrams, named after the Englishman John Venn, are "area" or "region" diagrams that can be used to help visualize and organize differe

Negative function , Negative function : Several functions are not positive...

Negative function : Several functions are not positive however.  Consider the case of f (x ) =x 2 - 4 on [0,2].  If we utilizes n = 8 and the midpoints for the rectangle height w

Theory of quadratic equations.., solve the following simultaneous equations...

solve the following simultaneous equations x+y=a+b ; a/x_b/y

Describe subtracting negative fractions, Describe Subtracting Negative Frac...

Describe Subtracting Negative Fractions? Subtracting two fractions, whether one is positive and one is negative, or whether they are both negative, is almost the same process a

Complex numbers from the eigenvector and the eigenvalue, Complex numbers fr...

Complex numbers from the eigenvector and the eigenvalue. Example1 : Solve the following IVP. We first require the eigenvalues and eigenvectors for the given matrix.

Graph all four vectors on similar axis system, The vector a → =(2,4) compu...

The vector a → =(2,4) compute 3a → , ½ a → and -2a → . Graph all four vectors on similar axis system. Solution: Now here are the three scalar Multiplication 3a → = (6,

Evaluate following. 0ln (1+)excos(1-ex)dx substitution, Evaluate following....

Evaluate following. ∫ 0 ln (1 + π )   e x cos(1-e x )dx Solution The limits are little unusual in this case, however that will happen sometimes therefore don't get

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd