Quadratic inequalities (HSC SSCE Mathematics Extension 1): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What defines a quadratic inequality?
What defines a quadratic inequality?
A polynomial with an inequality sign
What is the focus of quadratic inequalities?
What is the focus of quadratic inequalities?
Range of solutions
What is the first step in solving (x + 1)(x - 3) < 0?
What is the first step in solving (x + 1)(x - 3) < 0?
Find critical points
What does a sign change indicate?
What does a sign change indicate?
Inequality direction flips
What is the solution for (x-2)(x+3) < 0?
What is the solution for (x-2)(x+3) < 0?
-3 < x < 2
How can graphs help in solving inequalities?
How can graphs help in solving inequalities?
Visualize solution intervals
What must be avoided in rational inequalities?
What must be avoided in rational inequalities?
Undefined points
What is a common mistake in inequalities?
What is a common mistake in inequalities?
Missing sign flips
What is the solution method for (2x + 1)/(x - 3) > 0?
What is the solution method for (2x + 1)/(x - 3) > 0?
Check domain limits
Which tool is recommended for graphing?
Which tool is recommended for graphing?
Desmos