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Byju's Answer
Standard XII
Mathematics
Area between x=g(y) and y Axis
The area of t...
Question
The area of the region bounded by the curve y = x + 1, x-axis and the lines x = 2 and x = 3 is ______________.
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Solution
To find: area of the region bounded by the curve y = x + 1, x-axis and the lines x = 2 and x = 3
The required area of the region =
∫
2
3
y
d
x
Thus,
Required
area
=
∫
2
3
y
d
x
=
∫
2
3
x
+
1
d
x
=
x
2
2
+
x
2
3
=
3
2
2
+
3
-
2
2
2
+
2
=
9
2
+
3
-
2
+
2
=
9
+
6
2
-
4
=
15
2
-
4
=
15
-
8
2
=
7
2
Thus
,
Area
=
7
2
sq
.
units
Hence, the area of the region bounded by the curve y = x + 1, x-axis and the lines x = 2 and x = 3 is
7
2
sq
.
units
.
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