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Standard XII
Mathematics
Question
(
x
+
1
)
2
x
3
+
x
=
1
x
+
2
x
2
+
1
1
x
+
1
x
2
+
1
1
x
−
1
x
2
+
1
none
A
1
x
+
2
x
2
+
1
B
1
x
+
1
x
2
+
1
C
1
x
−
1
x
2
+
1
D
none
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Solution
Verified by Toppr
(
x
+
1
)
2
x
3
+
x
=
x
2
+
2
x
+
1
x
(
x
2
+
1
)
=
(
x
2
+
1
)
+
2
x
x
(
x
2
+
1
)
=
x
2
+
1
x
(
x
2
+
1
)
+
2
x
x
(
x
2
+
1
)
=
1
x
+
2
x
2
+
1
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Q2
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