m
−
n
)
2
=
1
and
m
2
+
Mathematics, 04.10.2021 14:00 Mackjrmario
If
(
m
−
n
)
2
=
1
and
m
2
+
n
2
=
13
, what is the value of
−
2
m
n
?
−
14
− − 14
−
12
− − 12
12
12
14
Answers: 1
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You know the right answer?
If
(
m
−
n
)
2
=
1
and
m
2
+
m
−
n
)
2
=
1
and
m
2
+
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