ACTIVITY 2
Directions: Find the solution set in interval notation of each of the following quadratic
inequalities.
1. [tex]x^{2}[/tex] + 2 − 8 > 0
2. [tex]x^{2}[/tex] − 4 − 5 < 0
3. [tex]x^{2}[/tex] + 2 − 3 < 0
4. [tex]x^{2}[/tex] + 9 ≥ −14
5. [tex]x^{2}[/tex] + 7 ≤ 8
6. [tex]2x^{2}[/tex] + 9 ≥ 5
Directions: Find the solution set in interval notation of each of the following quadratic
inequalities.
1. [tex]x^{2}[/tex] + 2 − 8 > 0
2. [tex]x^{2}[/tex] − 4 − 5 < 0
3. [tex]x^{2}[/tex] + 2 − 3 < 0
4. [tex]x^{2}[/tex] + 9 ≥ −14
5. [tex]x^{2}[/tex] + 7 ≤ 8
6. [tex]2x^{2}[/tex] + 9 ≥ 5
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