यदि f ( x ) = {{:( x",","जब", x in ...

यदि ` f ( x ) = {{:( x",","जब", x in Q ), ( - x",","जब", x notin Q):} ` , तो f सतत है -

A

केवल शून्य पर

B

केवल 0, 1 पर

C

सभी वास्तविक संख्याओं के लिए

D

सभी परिमेय संख्याओं के लिए

लिखित उत्तर

Verified by Experts

The correct Answer is:

A

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