13 questions
Determine whether the following is a well-defined set or not.
The set of beautiful beaches.
Well-defined
Not Well-defined
Determine whether the following is a well-defined set or not.
The set of composite numbers greater than 30.
Well-defined
Not well-defined
Determine whether the following is a well-defined set or not.
The set of 70 years old people.
Well-defined
Not Well-defined
Fill in the blank space with or to make the following statement true.
Fill in the blank space with or to make the following statement true.
0 ____ {2000}
math __ {m, a, t, h, e, m, a, t, i, c, s}
Fill in the blank space with or to make the following statement true.
{r} _ {p, q, {r}, {s}}
List the element of A.
A = {x : x is a positive odd number smaller than 10}
List the element of A and find n(A).
A = {x : x is a factor of 18}
Answer:
A = { __, __, __, __, __, __ }
List the element of A.
A = {x : x is a multiple of 6 and x < 30}
Answer:
A = { _, _, _, _ }
Write the following using set builder notation.
B = {1, 4, 9, 16, 25}
B = { x : x < 26, x is a cube number}
B = { x : x ≤ 25, x is a square number}
Write the following using set builder notation.
C = {5, 6, 7, 8, 9}
Write the following using set-builder notation.
H = {January, June, July}
C = {x: x is name of month in a year}
C = {x : x is name of month start with J}