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If f(x) = {((3sin pix)/(5x), ",",x != 0)...

If `f(x) = {((3sin pix)/(5x), ",",x != 0),(2k, ",",x = 0):}` is continuous at x = 0, then the value of k is equal to

A

`(3pi)/10`

B

`(3pi)/5`

C

`pi/10`

D

`(3pi)/10`

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A
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