Matrix Matching Column - I Column - II1)A={x:x is multiple of 3} , B={x:x is a multiple of 5} then A∩Bp){7,2,4,8,6}2)A={x:x∈R,x2=16,2x=6}q){−1,0,1}3)A={n/n is a digit in the number 33591}B={n/n∈N,n<10} then B−A=r)ϕ4)Let A be a non-empty set such that A×A has 9 elements among which are found (−1,0) and (0,1) then A=s){15,30,45,,...}

(1) A={3,6,9,12,....} B={5,10,15,20,...} A∩B= LCM of 3 and 5 ={15,30,45,...}(2) A=x2=16→x=±4 c 2x=6→x=3(3) B−A={7,2,4,8,6}(4) A={−1,0,1}

Matrix Matching Column - I Column - II1)A={x:x is multiple of 3} , B={x:x is a multiple of 5} then A∩Bp){7,2,4,8,6}2)A={x:x∈R,x2=16,2x=6}q){−1,0,1}3)A={n/n is a digit in the number 33591}B={n/n∈N,n<10} then B−A=r)ϕ4)Let A be a non-empty set such that A×A has 9 elements among which are found (−1,0) and (0,1) then A=s){15,30,45,,...}

(1) A={3,6,9,12,....} B={5,10,15,20,...} A∩B= LCM of 3 and 5 ={15,30,45,...}(2) A=x2=16→x=±4 c 2x=6→x=3(3) B−A={7,2,4,8,6}(4) A={−1,0,1}

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Matrix Matching

Column - I

Column - II
1)
$A = {x : x is multiple of 3}, B = {x : x is a multiple of 5}$
then $A \cap B$
p) ${7, 2, 4, 8, 6}$
2) $A = {x : x \in R, x^{2} = 16, 2 x = 6}$ q) ${- 1, 0, 1}$
3)
$A = {n / n is a digit in the number 33591}$
$B = {n / n \in N, n < 10}$ then $B - A =$
r) $ϕ$
4) Let $A$ be a non-empty set such that $A \times A$ has 9 elements among which are found $(- 1, 0)$ and $(0, 1)$ then $A =$ s) ${15, 30, 45,, ...}$

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$1 - r, 2 - s, 3 - q, 4 - r$

$1 - s, 2 - p, 3 - r, 4 - q$

$1 - s, 2 - r, 3 - p, 4 - q$

$1 - r, 2 - s, 3 - p, 4 - q$

answer is C.

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Detailed Solution

(1) $A = {3, 6, 9, 12, ....}$

$B = {5, 10, 15, 20, ...}$
$A \cap B =$ LCM of 3 and 5
$= {15, 30, 45, ...}$
(2) $A = x^{2} = 16 \to x = \pm 4$ c
$2 x = 6 \to x = 3$
(3) $B - A = {7, 2, 4, 8, 6}$
(4) $A = {- 1, 0, 1}$

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