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If function f(x) is continuous at x= 0, ...

If function f(x) is continuous at x= 0, `f(x)= {((sin (4x))/(9x)",",x ne 0),(k^(2),x= 0):}` then k= ……..

A

`-(3)/(2)`

B

`(3)/(2)`

C

`+- (2)/(3)`

D

`(4)/(9)`

Text Solution

Verified by Experts

The correct Answer is:
C
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