  X X E  2017X DX =2017E X20172017E XE X2017E X2 33 25 22...

Câu 20. _  ^{x x e }

^2017x

 ^dx ₌

2017

e

x

2

3

3

2

5

2

2

2

x x   C

5 2017

2 2017

A.

B.

D.

C.

x C

1 1

1 5

dx

 

 

6 ln 1

6 ln 5

 = A.

x



 _B.

 _D.

x  x 

 _C.