Question

number of subsets of {4,5} is....
A) 2
B) 3
C)4
D)5​

Answer 1

The right answer is 2

hope it helps

Answer 2

Answer:

Number of elements = 2

The number of subsets is = 4 $({2}^{2})$

Number of proper subset = 3 $({2}^{2} - 1)$