CÂU 1 2 3 4 5 6 7 8 9 10 11 12 ĐÁP ÁN D A B D B C...
15. 100 100 15.0 0+=2 2 5 : 5 . 2 – 3.2
4
5
7
2
4
3
:B 0,514
b
5
= + − = + − = + − =2 5.2 3.2 32 5.16 3.32 32 80 96 16( )
= − − − 4
2
C4
5
7
2
4
3
:B 0,514
b
5
= + − = + − = + − =2 5.2 3.2 32 5.16 3.32 32 80 96 164
2
C