Prove that:
∣
∣
∣
∣
−
2
a
a
+
b
a
+
c
b
+
a
−
2
b
b
+
c
c
+
a
c
+
b
−
2
c
∣
∣
∣
∣
=
4
(
a
+
b
)
(
b
+
c
)
(
c
+
a
)
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.
Prove that:
∣
∣
∣
∣
−
2
a
a
+
b
a
+
c
b
+
a
−
2
b
b
+
c
c
+
a
c
+
b
−
2
c
∣
∣
∣
∣
=
4
(
a
+
b
)
(
b
+
c
)
(
c
+
a
)
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.