About Course
Learn to write quadratic expressions in completed-square form, use it to solve quadratic equations (including those that do not factorise), and find the turning point of a quadratic graph. Step-by-step worked examples for GCSE Higher tier.
Tutwoo is an independent learning provider and is not affiliated with any exam board.
Course Content
Course Lessons
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The idea behind completing the square
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When the coefficient of x² is not 1
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Solving quadratic equations
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Turning points and graphs
Sources & Further Reading
Final Assessment
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