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Byju's Answer
Standard XII
Mathematics
Summation by Sigma Method
The total are...
Question
The total area bounded by the closed region of
y
2
+
x
4
=
x
2
in square units is
A
2
3
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B
4
3
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C
8
3
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D
2
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Solution
The correct option is
A
2
3
Let
y
2
=
x
2
(
1
−
x
2
)
=
2
1
∫
0
x
√
1
−
x
2
d
x
=
−
1
∫
0
−
2
x
√
1
−
x
2
d
x
=
−
2
3
[
(
1
−
x
2
)
3
2
]
1
0
=
−
2
3
[
0
−
1
]
=
2
3
Hence, the option
(
A
)
is the correct answer.
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Similar questions
Q.
The area of the region (in square units) bounded by the curve x
2
= 4y, line x = 2 and x-axis is
(a) 1
(b) 2/3
(c) 4/3
(d) 8/3