NẾU 2 ( )F X DXF X DX=3F X DX= −1211A. 2. B. −2. C. 4. D. −3.

Câu 32:

Nếu

2

( )

f x dx

f x dx

=

3

f x dx

= −

1

2

1

A.

2

.

B.

2

.

C.

4

.

D.

3

.