If f(x) =x2 +{1/(x-1)}-1, then which of the following is correct ?
Solution
Correct Answer: Option D
x2 +{1/(x-1)}-1
now,
f(-1) = (-1)2 +{1/(-1-1)}-1
= 1 -(1/2) - 1
= -(1/2)
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