CHO 3 3( ) ; ( ) .F X DX = G X DX =( ) ( )F X G X DX −3 411 1...

Câu 1. Cho

3

3

( ) ; ( ) .

f x dx = g x dx =

( ) ( )

f x g x dx

3 4

1

1

1

A. 1 .

12

12 C. 1 .

2 B. 17 .

− 12 D. 1 .