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Find the solution to the inequality: x^2 - 9 > 0.
Practice Questions
Q1
Find the solution to the inequality: x^2 - 9 > 0.
(-∞, -3) ∪ (3, ∞)
(-3, 3)
(-3, ∞)
(-∞, 3)
Questions & Step-by-Step Solutions
Find the solution to the inequality: x^2 - 9 > 0.
Steps
Concepts
Inequalities
– Understanding how to solve quadratic inequalities by factoring and testing intervals.
Critical Points
– Identifying points where the expression equals zero to determine intervals for testing.
Interval Testing
– Using test points in each interval to determine where the inequality holds true.
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