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यदि f ( x ) = {{:( cos ""(1)/(x)","...

यदि ` f ( x ) = {{:( cos ""(1)/(x)"," x ne 0 ), ( k", " x = 0) :}, x = 0 ` पर सतत है, तब k का मान है -

A

1

B

-1

C

0

D

इनमे से कोई नहीं

लिखित उत्तर

Verified by Experts

The correct Answer is:
D
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