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Byju's Answer
Standard XII
Mathematics
Factorization Method Form to Remove Indeterminate Form
Find the limi...
Question
Find the limits of
x
3
+
1
x
2
−
1
, when
x
=
−
1
.
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Solution
To find the limits of
x
3
+
1
x
2
−
1
when
x
=
1
i.e.
lim
x
→
−
1
x
3
+
1
x
2
−
1
=
lim
x
→
−
1
(
x
+
1
)
(
x
2
−
x
+
1
)
(
x
−
1
)
(
x
+
1
)
=
lim
x
→
−
1
(
x
2
−
x
+
1
)
(
x
−
1
)
=
(
(
−
1
)
2
−
(
−
1
)
+
1
)
(
−
1
−
1
)
=
−
3
2
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0
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