Two sets A and B contains a and b elements respectively. If power set of A contains 16 more elements than that of B, value of ‘b’ and ‘a’ are _______
A. 4, 5
B. 6, 7
C. 2, 3
D. None of the mentioned
Answer:A
Two sets A and B contains a and b elements respectively. If power set of A contains 16 more elements than that of B, value of ‘b’ and ‘a’ are _______
A. 4, 5 B. 6, 7 C. 2, 3 D. None of the mentioned
Explanation: 32-16=16, hence a=5, b=4.