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Byju's Answer
Standard XII
Mathematics
Property 7
The area boun...
Question
The area bounded by the curves
f
(
x
)
=
x
3
−
3
x
and
g
(
x
)
=
2
x
2
in the second quadrant is
A
12
23
sq. units
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B
7
12
sq. units
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C
2
3
sq. units
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D
3
5
sq. units
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Solution
The correct option is
B
7
12
sq. units
Required area
=
0
∫
−
1
(
x
3
−
3
x
−
2
x
2
)
d
x
=
[
x
4
4
−
3
x
2
2
−
2
x
3
3
]
0
−
1
=
0
−
(
1
4
−
3
2
+
2
3
)
=
7
12
sq. units
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0
Similar questions
Q.
The area of the figure bounded by
f
(
x
)
=
sin
x
,
g
(
x
)
=
cos
x
in the first quadrant is:
Q.
If f(x) =
2
x
2
−
5
x
+
1
and g(x) =
−
x
3
−
x
2
−
3
x
+
2
, find g(x) - f(x).
Q.
Let
f
(
x
)
=
x
−
x
2
and
g
(
x
)
=
a
x
. If the area bounded by
y
=
f
(
x
)
and
y
=
g
(
x
)
is equal to the area bounded by the curves
x
=
3
y
−
y
2
and
x
+
y
=
3
,
then the number of values of
a
is
Q.
Let
f
(
x
)
=
x
−
x
2
and
g
(
x
)
=
a
x
. If the area bounded by
y
=
f
(
x
)
and
y
=
g
(
x
)
is equal to the area bounded by the curves
x
=
y
−
y
2
and
x
+
y
=
3
, then the number of possible values of
a
is
Q.
Let
f
(
x
)
=
x
∫
0
e
t
(
ln
sec
t
−
sec
2
t
)
d
t
and
g
(
x
)
=
−
2
e
x
tan
x
. Then, the area bounded by the curves
y
=
f
(
x
)
and
y
=
g
(
x
)
between the ordinates
x
=
0
and
x
=
π
3
is
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