Y1 Pure, Chapter 2:

Quadratics

Y1 Pure Chp2 KO.pdf

Knowledge organiser

Edexcel AS level - P1 Ch2 - Quadratics.pdf

Textbook chapter

Y1 Pure Chp2 Solutions.pdf

PMT solutions

Y1 Pure 2.1

Solving quadratic equations

3 ways to solve a quadratic equation (=0)

Quadratic formula

Y1 Pure 2.2

Completing the square

Intro: completing the square with the form x^2 + bx + c

+B3-09 (examples)

Completing the square where a does not equal 1

+B3-11 (examples)

Where the quadratic formula comes From

Y1 Pure 2.3

Functions

Solving more complicated equations using quadratic methods

Y1 Pure 2.4

Quadratic graphs

Intro: parabolas

+B3:06-07, 12

(sketching from factorised form, line of symmetry)

Sketching quadratics from completed square form

Sketching quadratics using the quadratic formula

+B3:21-22 (sketch using calc)

Y1 Pure 2.5

The discriminant

How many roots?

Examples

Y1 Pure 2.6

Modelling with quadratics

Intro: modelling

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