Mathematics - Functions Question with Solution | TestHub
MathematicsFunctionsMiscellaneous/MixedMedium2 minQB
MathematicsMediumsingle choice
Let be defined as (where sgn x denotes signum function of x ). Then which one of the following is correct ?
Options:
Answer:
D
Solution:
The function is neither injective nor surjective due to its piecewise definition and range limitations.
Stream:JEESubject:MathematicsTopic:FunctionsSubtopic:Miscellaneous/Mixed
⏱ 2mℹ️ Source: QB
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