Question

06.
(i) Which of the following is { x:x€R, 2 < x 4}
(a) {2,3,4)
(b) {3,4)
(d) (2,4]
(c) [2,4)
[1]
(ii) If A = {2,3,4,5}, B = {4,5,6,7}, then write
(a) AUB
(b) An B
[2]​

Answer 1

Answer:

(i) (d) is the ans

(ii)

AUB = { 2, 3 , 4 , 5 , 6 , 7 }

AnB = { 4, 5 }

Step-by-step explanation:

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Answer 2

Answer:

(i) Which of the following is { x:x€R, 2 < x <=4}

answer : (d) (2,4]

(ii) If A = {2,3,4,5}, B = {4,5,6,7}, then write

(a) AUB ={2,3,4,5,6,7}

(b) AΠB ={4,5}