NIMCET 2023 Question Paper with solutions

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Question : 17 of 120

Marks: +1, -0

Let

f(x)= (x^2-1) \/(|x|-1)

. Then the value of

\lim ↙{x →-1}

is:

$-1$
$1$
$2$
$-2$

Solution:

\lim ↙{x →-1} \;{x^2-1}/{-(x+1)}=\;{(x-1)(x+1)}/{-(x+1)}=2

.

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