All Introduction to Proofs Resources
Example Questions
Example Question #11 : Intro To Proofs
If
Find the cardinality of .
Possible Answers:
Correct answer:
Explanation:
The question is asking us to find the number of elements in the union of A and A .
We simply combine the two sets together, and count the number of elements. If there are any elements that are the same, we keep one of them, and not both.
Now we simply count the number of elements in this set.
Henry
Certified Tutor
Certified Tutor
University of Michigan-Ann Arbor, Bachelor of Science, Computer Science. Washington University in St Louis, Master of Science...
All Introduction to Proofs Resources
Popular Subjects
ACT Tutors in Philadelphia, Chemistry Tutors in Chicago, Computer Science Tutors in Phoenix, Math Tutors in New York City, MCAT Tutors in New York City, GMAT Tutors in Philadelphia, Statistics Tutors in Miami, French Tutors in Chicago, Physics Tutors in Boston, Physics Tutors in Denver
Popular Courses & Classes
SSAT Courses & Classes in Philadelphia, GRE Courses & Classes in Chicago, ISEE Courses & Classes in Los Angeles, SAT Courses & Classes in Los Angeles, LSAT Courses & Classes in Dallas Fort Worth, ISEE Courses & Classes in Denver, SAT Courses & Classes in New York City, LSAT Courses & Classes in Atlanta, ACT Courses & Classes in Denver, GRE Courses & Classes in Boston
Popular Test Prep
MCAT Test Prep in Boston, SSAT Test Prep in Seattle, SSAT Test Prep in San Francisco-Bay Area, GRE Test Prep in Phoenix, ISEE Test Prep in Denver, MCAT Test Prep in Los Angeles, LSAT Test Prep in Miami, SAT Test Prep in Phoenix, ACT Test Prep in Denver, GRE Test Prep in San Francisco-Bay Area