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Byju's Answer
Standard XII
Mathematics
Identity Function
f:B→ B, if ...
Question
f
:
B
→
B
, if
f
(
x
)
=
x
, then the function
f
is
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Solution
f
:
B
→
B
,
if
f
(
x
)
=
x
,
then the function
f
is the identity.
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