Quadratic Inequalities

Tutorial Videos

Solving Quadratic Inequalities – GCSE Higher Maths

Solving Quadratic Inequalities – GCSE Higher Maths by 1st Class Maths

Quadratic Inequalities (Grade 9) | Grade 9 Maths Series | GCSE Maths Tutor

Quadratic Inequalities (Grade 9) by The GCSE Maths Tutor

Quadratic Inequalities

Quadratic Inequalities by The Organic Chemistry Tutor

Online Platforms (with Videos & Exercises)

Activities & Resources

• BossMaths
  • A22c Quadratic Inequalities

Worksheets

• Mathshelper (Jon Stone)
  • Quadratic Inequalities Worksheet 1
• MME
  • Quadratic Inequalities, graphically (exam style): Questions | Answers
• Starting Points Maths
  • Quadratic Inequalities: Pre-requisite Task · PDF

Dr Frost Slides & Activities

• All in one summary sheet

Extra Questions

• Dr Frost Questions

Key Skills

Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost

• 458a: Solve quadratic inequalities given in the form x² + bx + c > 0 or x² + bx + c < 0
• 458b: Solve quadratic inequalities given in the form x² + bx> 0 or x² +bx < 0
• 458c: Solve quadratic inequalities given in the form x² – a²> 0 or x² – a² < 0
• 458: Exam Practice: Solving quadratic inequalities

Tutorial Videos

Quadratic Inequalities – Corbettmaths

Corbett Maths Quadratic Inequalities

Online Platforms (with Videos & Exercises)

Activities & Resources

• Pixi Maths
  • Quadratic Inequalities ppt
• WW
  • Quadratic Inequalities ppt
  • Worksheet to Accompany ppt and Tarsia
  • Tarsia Printout & Solution
• Andy Lutwyche
  • Fill In The Blanks
  • Codebreaker
  • Codebreaker (2)
  • Defuse The Bomb
• Acute Learning Problem Pairs
  • Level 2 FM: Linear & Quadratic Inequalities as PowerPoint or PDF
• Access Maths
  • Quadratic Inequalities Fill in the Blanks Activity
• Ticktock Maths
  • Quadratic Inequalities lesson (slides)

Worksheets

• Dr Austin Maths
  • Practice Strips (Word | PDF | Answers)
  • Fill In The Blanks (Word | PDF✦ | Answers✦)
  • Harder Fill In The Blanks (Word | PDF✦ | Answers✦)
  • Context Practice Grid (Word | PDF | Answers)
  • More Equations Revision Practice Grid (Word | PDF | Answers)
  • Sketches to Solve Practice Grid (Word | PDF | Answers)
• Corbettmaths
  • Quadratic Inequalities Practice Questions & Solutions
  • Quadratic Inequalities Worksheet & Solutions
  • Inequalities AQA Level 2 Practice Questions (Q8 Onwards) & Solutions
• Maths 4 Everyone
  • Solving Inequalities Topic Review (Last Row is Quadratic)
• Pixi Maths
  • Solving Quadratic Inequalities Grid
  • Solving Quadratic Inequalities Green
  • Solving Quadratic Inequalities Amber
  • Solving Quadratic Inequalities Red
• Mathshelper (Jon Stone)
  • Quadratic Inequalities Worksheet 2
• Naiker Maths
  • Quadratic Inequalities: Worksheet
• MME
  • Quadratic Inequalities, algebraically (exam style): Questions | Answers  •  Quadratic Inequalities (drill): Questions | Answers
• 1st Class Maths
  • Quadratic inequalities exam-style questions✦ (answers✦)
• MadAsMaths (T. Madas)
  • Inequalities Exam Questions Q1, 15 (difficulty 2–3 of 5)
  • Inequalities Basic Practice Quadratic Inequalities Q1–13
• SRWhitehouse
  • Quadratic inequalities worksheets✦
• phildb
  • Quadratic inequalities worksheet✦
• Mr Morley Maths
  • Quadratic Inequalities: Notes jotter/worksheet · How-to sheet · Exam questions · Mark scheme
• Pret Homework (@SK18Maths)
  • Quadratic Inequalities (@SK18Maths, pptx)

Dr Frost Video

Key Skill – Solve quadratic inequalities of the form x^2 + bx + c greater than/less than 0.

K602: Solve Quadratic Inequalities of the Form x²+bx+c>0 or x²+bx+c<0.

KS – Solve quadratic inequalities of the form ax^2+bx+c greater than/less than 0 with rearrangement.

K603: Solve Quadratic Inequalities of the Form ax²+bx+c>0 or ax²+bx+c<0, Requiring Rearrangement.

Dr Frost Slides & Activities

• Dr Frost Slides (4)

Key Skills

Note all numbers are subject to change and will be updated once all key skills have been finished by Dr Frost

• 458d: Solve inequalities requiring rearrangement to the form x² + bx + c > 0 or x² + bx + c < 0
• 458e: Solve inequalities requiring expanding brackets and rearrangement to the form x² + bx + c > 0 or x² + bx + c < 0
• 458f: Solve quadratic inequalities given in the form ax² + bx + c > 0 or ax² + bx + c < 0
• 458g: Solve quadratic inequalities requiring rearrangement to the form ax² + bx + c > 0 or ax² + bx + c < 0
• 458h: Solve quadratic inequalities requiring expanding brackets and rearrangement to the form ax² + bx + c > 0 or ax² + bx + c < 0
• 458i: Solve quadratic inequalities given in the form ax² > bx or ax² < bx
• 458j: Solve quadratic inequalities given in the form ax² > b or ax² < b
• 458k: Solve quadratic inequalities given in the form -x² + bx + c > 0 or -x² + bx + c < 0
• 458l: Form and solve a quadratic inequality involving functions.
• 458m: Solve quadratic inequalities involving a division by a positive algebraic expression.
• 458n: Express the solution of a quadratic inequality using set notation.
• 458o: Combine a linear and a quadratic inequality.
• 458p: Form and solve a quadratic inequality to find the terms in a quadratic sequence that fulfil certain criteria.
• 458q: Form and solve a quadratic inequality for a given context.
• 458: Exam Practice: Solving quadratic inequalities