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4171591
Quadratics
Description
Mind Map on Quadratics, created by jamie_morley_ on 03/12/2015.
No tags specified
maths
national 5
quadratic equations
Mind Map by
jamie_morley_
, updated more than 1 year ago
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Created by
kalina
about 9 years ago
Copied by
jamie_morley_
about 9 years ago
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Resource summary
Quadratics
Drawing parabolas
Line of symmetry (through TP)
Translation
y=x^2+a (move up)
y=(x+a) move left
y=ax^2 (stretch)
Completing the square
Turning point
Halfway between roots
Find roots
Solving
Discriminant b^2-4ac
Identify how many roots
b^2-4ac > 0 2 roots
b^2-4ac = 0 1 root
b^2-4ac < 0 no roots
Find the roots
Factorise
Make equal to 0
Complete the square
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