Easy
What do you call a collection of objects?
Set
What do you call a set without any element in it?
empty set
It is a way of listing the elements in a given set.
Roster form or Roster
how to read: c={x/x is a day of the week}?
C is a set of all elements x such that x is a day of the week
How many elements are there in the given set? A{0,1,2,3,4,5}
6
what type of set with limited number of elements in it?
finite set
What for of writing a set is this? A={x/x is a...}
Set builder form or set builder notation
How many subsets are in an empty set?
1
What do you call every member of a set?
member or element
What type of set with unlimited element in it?
infinite set
How to read the given set? M={2,4,6,8,10}
M is a set consisting of numbers 2,4,6,8, and 10
an empty set is sometimes a subset of every set. True or false? why?
false. because an empty set is always a subset of every set
What are the elements in the given set? B={a, e, o, u}
a, e, o, u
It is a type of set with exactly the same elements in it.
Equal sets
What set operation that requires to put together all the elements in a given sets?
Union of sets
How many subsets are there if the given set has 5 elements?
32
How many months in a year with 28 days?
12
What type of sets where the elements are not the same?
unequal sets
What set operation that requires only the common elements in the given sets?
intersection of sets
in the formula 2 to the power of n, what does n mean?
number of elements in a given set