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Find the values of k so that the function f is continuous at the indicated point in Exercises 26 to 29.
`f(x)={{:((k cos x)/(pi -2x)," if "x ne (pi)/(2)),(3," if "x= (pi)/(2)):}" at "x=(pi)/(2)`.

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The correct Answer is:
`k=6`
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NCERT TELUGU-CONTINUITY AND DIFFERENTIABILITY-EXERCISE 5.1
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