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Mathematics
Mathematics
Problem
6. If
a
+
b
x
a
−
b
x
=
b
+
c
x
b
−
c
x
=
c
+
d
x
c
−
d
x
(
x
≠
0
)
\frac{a+b x}{a-b x}=\frac{b+c x}{b-c x}=\frac{c+d x}{c-d x}(x \neq 0)
a
−
b
x
a
+
b
x
=
b
−
c
x
b
+
c
x
=
c
−
d
x
c
+
d
x
(
x
=
0
)
, then show that
a
,
b
,
c
a, b, c
a
,
b
,
c
and
d
d
d
are in G.P.
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