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Byju's Answer
Standard XII
Mathematics
Dot Product of Two Vectors
Using integra...
Question
Using integration find the area of the region bounded between the line
x
=
4
and the parabola
y
2
=
16
x
.
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Solution
y
2
=
16
x
y
=
4
√
x
Total area
=
p
+
p
=
2
p
=
2
∫
4
0
4
x
1
2
d
x
=
8
⎡
⎢ ⎢ ⎢ ⎢
⎣
x
3
2
3
2
⎤
⎥ ⎥ ⎥ ⎥
⎦
4
0
=
8
×
2
3
⎡
⎢
⎣
(
4
)
3
2
−
0
⎤
⎥
⎦
=
16
3
⎡
⎢
⎣
(
2
2
)
3
2
⎤
⎥
⎦
=
64
3
u
n
i
t
s
.
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Q.
Using integration, find the area of the region bounded between the line x = 2 and the parabola y
2
= 8x.