Using quadratic graphs (AQA GCSE Maths): Flashcards

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Using quadratic graphs
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What are quadratic graphs called?

Parabolas (U-shaped curves)

What term defines a quadratic equation?

x2x^2 term

How to join points on quadratic graph

Smooth curve, never straight lines

Where solutions/roots are on graph

x-coordinates where graph crosses x-axis

Value of yy at roots

y=0y = 0

Method for equations like x24x1=8x^2 - 4x - 1 = 8

Horizontal line method

First step to draw quadratic graph

Create table of values

Key property of quadratic graph shape

Symmetrical

How to label quadratic graphs

With their equation

Default rounding for graph answers

1 decimal place

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