This document contains 144 examples of quadratic inequalities in Armenian. The examples cover a variety of quadratic inequality types including single variable quadratic inequalities, quadratic inequalities with multiple terms, and quadratic inequalities combined with other inequality types.

1. Հանրահաշիվ, 9-րդ դասարան
Քառակուսային անհավասարումների 144 օրինակ
1. 17x – 6x 2 < 12 1. 9 < 6x – x 2 1. –2x 2 – 15 ≤ –11x
2. 0,5x 2 – 12 ≤ 0 2. 40x – 16x 2 – 25 ≥ 0 2. 4 > 12x – 9x 2
3. 4x 2 + 1 ≤ –4x 3. 2x 2 + 6 > 0 3. 2x – x 2 ≥ 5
4. 20 ≤ –4x 2 4. 9x 2 + 5x > 0 4. 2 – 9x 2 > 0
5. 20x – 25x 2 < 4 5. 17 + x 2 < 8x 5. x 2 + 16 ≥ 8x
6. x – 3x 2 > –24 6. 8x 2 ≥ 1 + 2x 6. 1 – 4x 2 + 3x > 0
7. 1 + x 2 ≥ 2x 7. 0,81 – x 2 ≥ 0 7. –1,2 – x 2 < 0
8. 3x 2 – 4x ≥ 7 8. –2x 2 < 36 + 17x 8. 13x + 3x 2 ≤ –14
9. –10x – 25 > x 2 9. 9x 2 + 6x ≥ –1 9. 25x 2 + 40x +16 ≤ 0
10. –3x 2 < 4x 10. 19x – 10 – 6x 2 ≥ 0 10. 10x 2 – 2 > x
11. 9x 2 + 21x +10 ≤ 0 11. –49 – x 2 < 14x 11. x 2 > 64 + 16x
12. x 2+ 4x + 5 > 0 12. –3x + 7x 2 < 4 12. 7x 2 – 3x ≥ 0
1. 9x 2 ≤ –25 – 30x 1. x 2 ≥ – 12x – 36 1. 3x 2 < 4
2. –x 2 > 16 2. 7x 2 + 12x < –5 2. 20x + 25x 2 ≥ –4
3. 3x 2 – x < 0 3. 4x – x 2 < 7 3. 9x 2 + 8 ≥ 18x
4. –x 2 – 4 ≤ 4x 4. 6x 2 – 4 ≥ 0 4. 25 – 10x + x 2 > 0
5. –0,02x 2 ≤ –1,2 5. –10x 2 > 17x 5. 8x 2 + 9x ≤ –1
6. x 2 – 2x > –1 6. 9x 2 – 24x ≤ –16 6. –3x 2 –1 ≤ 0
7. 6x 2 ≥ 15 – x 7. –4x 2 – 20x – 25 > 0 7. –17x + 12 – 5x 2 > 0
8. 12 – 20x + 3x 2 < 0 8. 12x 2 –12 – 7x > 0 8. –4x 2 + 4x > 1
9. –3x 2 – 6x – 4 < 0 9. –2x 2 ≥ 5 – 11x 9. 7x – 4x 2 < –15
10. 24x – 16x 2 > 9 10. –x 2 – 36 < –12x 10. 4x ≥ 3 + 3x 2
11. –3 – 8x 2 < 10x 11. –1 – 2x > 4x 2 11. –x 2 + 0,3x ≤ 0
12. 10 – 3x 2 – 7x ≥ 0 12. 3 – 3x 2 – 8x ≤0 12. –1 – x 2 ≥ 2x

2. 1. –x 2 ≤ 2 + 2x 1. –x 2 + 8 ≤ 0 1. 3x – 2x 2 ≤ 0
2. 2,3x + x 2 ≥ 0 2. 3x 2 – 4x + 2 < 0 2. 1 + 2x < –x 2
3. 14 – 3x 2 – x ≥ 0 3. 2x 2 < 5x 3. 11x + 5x 2 > 12
4. 25x 2 + 10x < –1 4. 2 + 6x 2 ≥ –7x 4. 4x 2 – 20x + 25 ≤ 0
5. 3x 2+ 4 > –7x 5. 9x + 9x 2 < 4 5. –7x 2 ≤ 8x + 1
6. x 2 + 25 ≤ 10x 6. 24x ≥ –9 – 16x 2 6. 2x 2 < 1
7. 4 + 3x 2 < 0 7. 4 + x 2 > –4x 7. x 2 ≤ –0,4
8. 18x – 5x 2 ≤ –8 8. x – 4x 2 ≥ –5 8. –8x – 16x 2 < 1
9. 12x 2 + 2 < 11x 9. –14 + 19x – 6x 2 < 0 9. 6x 2 – 5 ≤ 7x
10. –4x 2 + 12x – 9 ≤ 0 10. 14x – x 2 ≥ 49 10. 3x 2 + 6 ≥ 8x
11. –3x 2 > –15 11. x 2 ≥ 2x – 3 11. 13x – 14 – 3x 2 > 0
12. –6x – x < 9 12. 9x 2 < 6x – 1 12. –x 2 ≤ 9 – 6x
1. x 2 – 1,21 > 0 1. 4x 2 + 12x > –9 1. 5x 2 + x ≥ 6
2. 2x 2 + 3x ≤ 27 2. 16 ≥ –25x 2 +40x 2. 8x – x 2 – 16 > 0
3. 10x – 25x 2 < 1 3. 0,9 – x 2 ≤ 0 3. 3x 2 + 20 ≤ 17x
4. –x 2 ≤ 25 + 10x 4. 2x 2 + 19x +45 < 0 4. 9 ≥ –x 2
5. 9x 2 + 12x + 4 < 0 5. 6x – 2x 2 ≤ 5 5. 36 + x 2 ≤ 12x
6. –6x 2 ≥ x 6. –6 + 7x ≤ 2x 2 6. 5x + 3 – 12x 2 < 0
7. 2x 2 > 2x - 3 7. x – 10x 2 ≥ –2 7. –x 2 ≥ 7x
8. 4x ≥ 4 + x 2 8. –x 2 > 4x + 8 8. –2x 2 – 6x ≥ 7
9. –10 – 2x 2 ≤ 9x 9. x 2 – 9x < 0 9. –25x 2 < 30x + 9
10. 3x – 10x 2 > –4 10. 4 – 4x + x 2 < 0 10. –7x > 6 + 2x 2
11. 3x 2 > 11x – 8 11. –16 – x 2 ≥ 8x 11. 8x – 1 ≤ 16x 2
12. 6x + x 2 + 11 ≤ 0 12. 7x 2 – 5 > –2x 12. 2x 2 – 0,32 > 0