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10 questions from this quiz
Ranges of x-values
x-values where expression equals zero
Organises work & avoids sign errors
Opens upward (U-shape)
Always positive or zero
Flip the inequality sign
x≤2x \leq 2x≤2 or x≥3x \geq 3x≥3
Values making denominators zero
≤\leq≤ and ≥\geq≥
Factorise the quadratic expression
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