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Mathematics
Mathematics
Problem
Show that the joining
(
2
,
−
5
)
(2, -5)
(
2
,
−
5
)
and
(
−
2
,
5
)
(-2, 5)
(
−
2
,
5
)
is perpendicular to the line joining
(
6
,
3
)
(6, 3)
(
6
,
3
)
and
(
1
,
1
)
(1, 1)
(
1
,
1
)
.
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