Exam (elaborations)
MATH (SETS) questions and answers with solutions 2024
- Course
- Institution
MATH (SETS) questions and answers with solutions 2024
[Show more]
Content preview
MATH (SETS) questions and answers withsolutions 2024
what is set theory? - ANSWER the basis of all mathematics
what is a set? - ANSWER a collection of objects (well defined) called elements
A set can be defined by what 3 ways? - ANSWER 1.) by giving a verbal description 2.) by listing. 3.) by
using set builder notation
how can you show the empty set? - ANSWER a circle with a line through it or empty brackets
what is the definiton of equal sets - ANSWER every element in A is also in B, every element in B is also in
A. Equal sets have the same elements, not necessarily in same order. A=B
What is a subset? and whats the symbol? - ANSWER A is a subset of B which means every element in A is
also in B. The symbol is similar to and equal or greater than sign but its circular
what s a proper subset? - ANSWER A is a proper subset of B means that every element in A is also in B.
But there is at least 1 element in B not in A. The symbol is a sideways C
What is the universe? - ANSWER The set of all #'s under consideration. Symbol equals U
what is a 1 to 1 correspondence? - ANSWER If the elements of set A and set B can be paired so that for
each element of A there is exactly one element of B
N(A) = ? - ANSWER the number of elements in set A , the cardinal number
What is equivalent sets? - ANSWER Can be put into a 1 to 1 correspondence with each other. A (squiggle
sign) B. They have the same # of elements.
2^n - ANSWER The # of subsets
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Performance. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80202 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now