X++++−−22 >2 ≥X2X3X3X2XX656 04 1−24+−2−X5X4X

7) - ON TAP KIEM TRA HOC KI 2 LOP 10
ON TAP KIEM TRA HOC KI 2 LOP 10
7) x+−

2

2

>

2

≥x23656 04 1

4

4