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Byju's Answer
Standard XII
Mathematics
nCr Definitions and Properties
If a +b+c equ...
Question
If a +b+c equal to 0then the value of a square +b square +c square divided (BC+CA+ab)
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Q.
Find the square of
(
a
b
c
+
b
c
a
+
c
a
b
)
Q.
lf
a
(
b
−
c
)
x
2
+
b
(
c
−
a
)
x
y
+
c
(
a
−
b
)
y
2
is a perfect square, then
a
,
b
,
c
are in
Q.
Show that the expression
x
2
+
2
(
a
+
b
+
c
)
x
+
3
(
b
c
+
c
a
+
a
b
)
will be a perfect square if
a
=
b
=
c
.
Q.
lf
a
(
b
−
c
)
x
2
+
b
(
c
−
a
)
x
+
c
(
a
−
b
)
is a perfect square, then
a
,
b
,
c
are in
Q.
If
a
(
b
−
c
)
x
2
+
b
(
c
−
a
)
x
y
+
c
(
a
−
b
)
y
2
is a perfect square, then the quantities
a
,
b
,
c
are in
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