∪[2; + ∞) D). [- 2; 2]2; 2] C). (- ∞; - 10X X2
![9 ] - 200 BAI TAP TRAC NGHIEM VE BPT](https://www.traloihay.net/traloihay/question/figures/2022/02_24/6217b96d05377.webp?v=20220420142246 "∪[2; + ∞) D). [- 2; 2]2; 2] C). (- ∞; - 10X X2")
9
]∪[2; + ∞) D). [- 2; 2]2
; 2] C). (- ∞; -10
x x
2
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