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Integrals
easy
0:00.0
Evaluate
∫
1
e
1
x
d
x
\displaystyle\int_1^e \frac{1}{x}\, dx
∫
1
e
x
1
d
x
.
A
1
1
1
B
e
−
1
e - 1
e
−
1
C
2
2
2
D
ln
2
\ln 2
ln
2
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