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Quadratic equations MATHS GCSE R166,15   Add to cart

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Quadratic equations MATHS GCSE

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Includes in depth summary of the key topic, starter questions and exam style questions. Great for teaching material as well as efficient revision practice. Topic include: Different ways to solve quadratics Covers: - Quadratic formula -Completing the square - Graphs - Turning point - Exam qu...

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  • December 27, 2023
  • 14
  • 2023/2024
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,2. Completing the square
b 1)

, Factorising by finding roots:

Graphs




(or you can use quadratic formula- if calculator paper)

To find the y- intercept, sub x=0 into the equation

,Finding turning points 1)

1) Complete the square first



Example:

Find the turning point



The x value is value within the
brackets ( but with the sign switched)
In this case x= 3

y value is the value outside the
brackets, so y= -5

,We can use iteration as well

Example:

, Exam questions

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