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Byju's Answer
Standard XII
Mathematics
First Fundamental Theorem of Calculus
If x+1 x-1 x-...
Question
If
x
+
1
x
-
1
x
-
3
x
+
2
=
4
-
1
1
3
, then write the value of x.
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Solution
x
+
1
x
-
1
x
-
3
x
+
2
=
4
-
1
1
3
⇒
x
+
1
x
+
2
-
x
-
1
x
-
3
=
12
+
1
⇒
x
2
+
3
x
+
2
-
x
2
+
4
x
-
3
=
13
⇒
7
x
-
1
=
13
⇒
7
x
=
14
⇒
x
=
2
Hence
,
the
value
of
x
is
2
.
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6
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