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Value of f(pi/4) so that the function f(...

Value of f`(pi/4)` so that the function f(x) ` = (tan(pi/4-x))/(cot 2x), x != pi/4` is continuous everywhere is

A

2

B

1

C

`1/2`

D

`1/4`

Text Solution

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The correct Answer is:
C
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