Question

3.The number of subsets of the set containing n elements is

(a) N (b) 2n-1(c) n2 (d) 2

4. For any two sets A and B , A∩(AᴜB)=

(a) A (b) B (c)Ф (d) none of these

5. If A={1,3,5,B} and B={2,4} then

(a) 4єA (b) {4}с A (c) B С A (d) none of these

6.The symmetric difference of A and B is not equal to

(a) (A-B)∩(B-A) (b) (A-B)ᴜ(B-A) (c) (AᴜB)-(A∩B) (d) {(AᴜB)-A}ᴜ{(AᴜB)-B}

7. The symmetric difference of A={1,2,3} and B={3,4,5} is

(a) {1,2} (b) {1,2,4,5} (c) {4,5} (d) {2,5,1,4,3}​

Answer 1

Answer:

wait

Step-by-step explanation:

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Answer 2

Answer:

Chicago and then you need a few years old man of our new to do that but