a. Is 2 ∈ { 2 } ? b. How many elements are in the set { 2 , 2 , 2 , 2 } ? c. How many elements are in the set { 0 , { 0 } } ? d. Is { 0 } ∈ { { 0 } , { 1 } } ? e. Is 0 ∈ { { 0 } , { 1 } } ?
a. Is 2 ∈ { 2 } ? b. How many elements are in the set { 2 , 2 , 2 , 2 } ? c. How many elements are in the set { 0 , { 0 } } ? d. Is { 0 } ∈ { { 0 } , { 1 } } ? e. Is 0 ∈ { { 0 } , { 1 } } ?
Solution Summary: The author explains that left2right is a set with one element, namely 2. The number of elements in the set is one and the element is 2.
a. Is
2
∈
{
2
}
?
b. How many elements are in the set
{
2
,
2
,
2
,
2
}
? c. How many elements are in the set
{
0
,
{
0
}
}
? d. Is
{
0
}
∈
{
{
0
}
,
{
1
}
}
?
e. Is
0
∈
{
{
0
}
,
{
1
}
}
?
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.
RELATIONS-DOMAIN, RANGE AND CO-DOMAIN (RELATIONS AND FUNCTIONS CBSE/ ISC MATHS); Author: Neha Agrawal Mathematically Inclined;https://www.youtube.com/watch?v=u4IQh46VoU4;License: Standard YouTube License, CC-BY