Question
Which of the following functions have inverse defined on the ranges:

None of these


&

easy
Solution
Correct option is
&
We know that only oneone onto functions are inversible. In (a), it is not oneone and hence not inversible. In (b) and (c) both are oneone onto and both are inversible. Since
one.
SIMILAR QUESTIONS
Q1
Find range for
easy
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Q2
Find period of
easy
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Q3
Suppose
graph is the reflection of the graph of
to the line y = x, then g (x) equals
easy
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Q4
then f is both oneone and onto when B is the interval:
easy
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Q5
If f (x) = cos (log x) , then
has the value
easy
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Q6
The graph of the function
easy
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Q7
Then for all
easy
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Q8
easy
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Q9
Is equal to
easy
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Q10
be to functions given by
medium
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