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Byju's Answer
Standard XII
Mathematics
Differentiation of a Determinant
∫ 133 x-2 d x
Question
∫
1
3
3
x
-
2
d
x
Open in App
Solution
∫
a
b
f
x
d
x
=
lim
h
→
0
h
f
a
+
f
a
+
h
+
f
a
+
2
h
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
+
f
a
+
n
-
1
h
where
h
=
b
-
a
n
Here
a
=
1
,
b
=
3
,
f
x
=
3
x
-
2
,
h
=
3
-
1
n
=
2
n
Therefore
,
I
=
∫
1
3
3
x
-
2
d
x
=
lim
h
→
0
h
f
1
+
f
1
+
h
+
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
+
f
1
+
n
-
1
h
=
lim
h
→
0
h
3
-
2
+
3
+
3
h
-
2
+
3
+
6
h
-
2
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
+
3
n
-
1
h
+
3
-
2
=
lim
h
→
0
h
n
+
3
h
1
+
2
+
3
.
.
.
.
.
.
.
.
.
+
n
-
1
=
lim
h
→
0
h
n
+
3
h
n
n
-
1
2
=
lim
n
→
∞
2
n
n
+
3
n
-
3
=
lim
n
→
∞
2
4
-
3
n
=
8
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0
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