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f(x)={(x^2+e^(1/(2-x)))^(-1), x!=2 k ,x=...

`f(x)={(x^2+e^(1/(2-x)))^(-1), x!=2`
`k ,x=2` is continuous from right at the point `x=2,` then `k` equals a. `0` b. `1//4` c. `-1//4` d. none of these

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