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Tardigrade
Question
Mathematics
The value of the definite integral, ∫ limits0100 ( x / e x 2) dx is equal to
Q. The value of the definite integral,
0
∫
100
e
x
2
x
d
x
is equal to
152
76
Integrals
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A
2
1
(
1
−
e
−
10
)
B
2
(
1
−
e
−
10
)
C
2
1
(
e
−
10
−
1
)
D
2
1
(
1
−
e
−
1
0
4
)
Solution:
put
x
2
=
t
;
x
d
x
=
2
d
t
I
=
2
1
0
∫
1
0
4
e
t
d
t
=
−
2
1
e
−
t
]
0
1
0
4
=
2
1
(
1
−
e
−
1
0
4
)