Question

3. If n(A) = 4, then n(P(A) ) =
A) 12
B) 13
C) 15​

Answer 1

ANSWER

n(A)=4

n(P(A))=2

n

[where n is number of elements of a]

=2

5

=15

Answer 2

Answer:

C)15

Step-by-step explanation:

n(A)=4

then

P(A) contains the proper subsets of A

then

subsets of A = 4^2-1=16-1=15

MARK AS BRAINLIEST