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If f(x) is continuous at theta= pi/4, wh...

If `f(x)` is continuous at `theta= pi/4`, where `f(theta)={:{((1-tan theta)/(1-sqrt(2)sin theta) ", for " theta!=pi/4),(k/2 ", for " theta=pi/4):}`, then `k=`

A

`2sqrt(2)`

B

`4sqrt(2)`

C

2

D

4

Text Solution

Verified by Experts

The correct Answer is:
D
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