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Standard XII
Mathematics
Question
The graph of
y
=
f
(
x
)
is symmetrical about the line
x
=
1
,
then
f
(
−
x
)
=
f
(
x
)
f
(
1
+
x
)
=
f
(
1
−
x
)
f
(
x
+
1
)
=
f
(
x
−
1
)
None of these
A
f
(
x
+
1
)
=
f
(
x
−
1
)
B
f
(
−
x
)
=
f
(
x
)
C
f
(
1
+
x
)
=
f
(
1
−
x
)
D
None of these
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Solution
Verified by Toppr
If
y
=
f
(
x
)
is symmetrical about the line
x
=
a
then
f
(
x
+
α
)
=
f
(
x
−
α
)
∴
f
(
x
+
1
)
=
f
(
x
−
1
)
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