(M – 1)X2 – 2(M + 1)X +3(M – 2) > 0 9) (M – 1)X2 – 2(M + 1)X + 3...

8) - ON TAP KIEM TRA HOC KI 2 LOP 10
ON TAP KIEM TRA HOC KI 2 LOP 10
8) (m – 1)x

2

– 2(m + 1)x +3(m – 2) > 0 9) (m – 1)x

2

– 2(m + 1)x + 3(m – 2)≤ 0+mx−

2

<mx11 13 1

2

≤

2

2