Question

If the set $A$ contains $5$ elements, then the number of elements in the power set $P(A)$ is equal to

• A. 32
• B. 25
• C. 16
• D. 8

Answer 1

Answer: (A)

32

Answer 2

Given, $n(A)=5$ So, the number of elements in the power set
$={{2}^{n}}$ $={{2}^{5}}=32$