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

If `f(x)` is continuous at `x=0`, where `f(x)=(1-cos 3x)/( x tan x)` for `x != 0`, then `f(0)=`

A

`3/2`

B

`9/2`

C

`3/4`

D

None of these

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The correct Answer is:
B
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