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Let , . Is ? What is…
MATHEMATICS · Subjective · CBSE · Mathematics · Sets · Sets
Problem
Let
A
=
{
a
,
b
}
A = \{a, b\}
A
=
{
a
,
b
}
,
B
=
{
a
,
b
,
c
}
B = \{a, b, c\}
B
=
{
a
,
b
,
c
}
. Is
A
⊂
B
A \subset B
A
⊂
B
? What is
A
∪
B
A \cup B
A
∪
B
?
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