Question
Mathematics Question on Sets
A={C,O,V,I, D, 19, 2020}, B={C,O,V,I, D, 19, 2021} then B-A=?
A
{2020}
B
{2021}
C
{2020, 2021}
D
{C,O,V,1,D, 19, 2020, 2021}
Answer
{2021}
Explanation
Solution
The correct option is (B): {2021}
A={C,O,V,I, D, 19, 2020}, B={C,O,V,I, D, 19, 2021} then B-A=?
{2020}
{2021}
{2020, 2021}
{C,O,V,1,D, 19, 2020, 2021}
{2021}
The correct option is (B): {2021}