Question

1.CHOOSE THE BEST ANSWER
1.It U=(x+x belongs to N and x<10).
A={1,2,3,5,8) and B=(2,5,6,7,9).then
n[ (AUB)" is
ay1
2. Which of the following is true?
a)A-B=AnB
b)A-B=B-A
CHAUBY'=A'UB d)(AnB)=A'UB
3.For any three sets P Q and R. PHOnR) Is
aP.(QUR)
b}(Pro)-R
c)(P-Q)U(P-R) d){P.O)n(P-R)
4. Which of the following statement is falso?
a) the square root of 25 Is 5 or -5
b) 255-5 c)-25=-5 d) 25=+or-5
5. Find the odd one out of the following
aN32x^2 by 2713 c) 72. 8 d) 54/ 18
6. When written with a rational denominator the expression 243/342​

Answer 1

Answer:

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