 3 .72X X XDX LÀ

2 . - TRAC NGHIEM NGUYEN HAM
TRAC NGHIEM NGUYEN HAM

2 .3 .7

2x x xx

C

A. 84

B.

C. 84

x

C D. 84 ln84

x

C

ln 4.ln3.ln 7

ln84