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Mathematics
Problem
5. Check whether the relation R in
R
\mathbf{R}
R
defined by
R
=
{
(
a
,
b
)
:
a
≤
b
3
}
\mathrm{R}=\left\{(a, b): a \leq b^{3}\right\}
R
=
{
(
a
,
b
)
:
a
≤
b
3
}
is reflexive, symmetric or transitive.
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