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BITSAT 2023 Shift 1 Solved Question Paper
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© examsnet.com
Question : 94
Total: 130
A set A has 3 elements and another set B has 6 elements. Then
3
≤
n
(
A
∪
B
)
≤
6
3
≤
n
(
A
∪
B
)
≤
9
6
≤
n
(
A
∪
B
)
≤
9
0
≤
n
(
A
∪
B
)
≤
9
Validate
Solution:
👈: Video Solution
We have
min
n
(
A
∪
B
)
=
max
{
n
(
A
)
,
n
(
B
)
}
=
max
{
3
,
6
}
=
6
Max
n
(
A
∪
B
)
=
n
(
A
)
+
n
(
B
)
=
9
;
∴
6
≤
n
(
A
∪
B
)
≤
9
© examsnet.com
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