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Standard IX
Mathematics
Question
If
x
a
=
y
,
y
b
=
z
and
z
c
=
x
, then prove that
a
b
c
=
1
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Solution
Verified by Toppr
Let,
x
a
=
y
......(1) and
y
b
=
z
.....(2) and
z
c
=
x
......(3).
Now, using (1) in (2) we get,
x
a
b
=
z
......(4).
Now, using (4) in (3) we get,
x
a
b
c
=
x
or,
x
a
b
c
=
x
1
or,
a
b
c
=
1
.
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