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Question
Mathematics
The area of the region bounded by the line y = 2x + 1, x - axis and the ordinates x = -1 and x = 1 is
Q. The area of the region bounded by the line
y
=
2
x
+
1
,
x
- axis and the ordinates
x
=
−
1
and
x
=
1
is
7728
179
KCET
KCET 2020
Application of Integrals
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A
4
9
18%
B
2
42%
C
2
5
34%
D
5
6%
Solution:
Area bounded by
y
=
2
x
+
1
with
x
- axis
=
(
1/2
)
(
1/2
)
(
1
)
+
(
1/2
)
(
3/2
)
(
3
)
=
5/2
sq. units.