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Oak MathsTest · Maths

Solving quadratic inequalities in one variable graphically

The starter and exit quiz of the lesson “Solving quadratic inequalities in one variable graphically”, from the unit “Inequalities” (Year 11 Maths) by Oak National Academy.

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Oak National Academy

12 questions

  1. When graphed, a quadratic equation forms...
  2. Solve x^2-64=0.
  3. Find the roots of x^2-3x-10=0.
  4. This could be the sketch of which one of these quadratics?
  5. What is the minimum value of this quadratic?
  6. The solution to 2x^2-14=x^2-3x+14 is x=4 and x=___.
  7. -5<x<5 is the __________ the quadratic inequality x^2-25<0.
  8. This is the curve y=x^2-9 Use the graph to solve x^2-9<0.
  9. This is the curve y=x^2-9. Use the graph to solve x^2-9>0.
  10. This is the curve y=x^2-9. Use the graph to solve x^2-9<-9.
  11. This is the curve y=x^2-4x+4. The solution to the inequality 1<x^2-4x+4<4 is 0<x<1 or ___.
  12. Rearrange and sketch to solve 100-x^2<64.

License: OGL

Solving quadratic inequalities in one variable graphically · Examplary