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Curve Sketching - Introduction

In this introduction, we will introduce the key features of a curve to help sketching and look at the simple case of quadratic curves in relation to these properties.

Introductory Trigonometry

In this section we will recap the basics of trigonometry from GCSE, recall the graphs of sin, cos and tan and make note of the multiple solutions that can arise from deceptively simple equations such as $\sin(x) = k$