Practice - General Form
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Practice Questions
Test your understanding with targeted questions
Solve x² + 2x - 15 > 0
💡 Hint: Factor the expression and find the roots.
Solve x² - 4x + 4 ≤ 0
💡 Hint: This quadratic is a perfect square.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What form does a quadratic inequality take?
💡 Hint: Remember that they involve comparisons.
True or False: A quadratic inequality can have more than one solution.
💡 Hint: Think about the number line representation.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Find the range of values for x in the inequality x² - 4x - 5 < 0.
💡 Hint: Start by factoring the expression.
A company models profit with the inequality -2x² + 8x - 6 ≥ 0, where x is the number of products sold. Find the range of x that ensures profit.
💡 Hint: Identify where the profit model touches or exceeds zero.
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