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Find the solution set for the inequality: x^2 + 2x - 8 > 0.
Practice Questions
Q1
Find the solution set for the inequality: x^2 + 2x - 8 > 0.
(-∞, -4) ∪ (2, ∞)
(-4, 2)
(-2, 4)
(-∞, 2) ∪ (4, ∞)
Questions & Step-by-Step Solutions
Find the solution set for the inequality: x^2 + 2x - 8 > 0.
Steps
Concepts
Quadratic Inequalities
– Understanding how to solve inequalities involving quadratic expressions by factoring and analyzing intervals.
Interval Notation
– Using interval notation to express the solution set of inequalities.
Sign Analysis
– Determining the sign of the quadratic expression in different intervals based on its roots.
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