Mathematical Methods Β· Unit 1 Β· Trigonometric functions Β· Introduction to trigonometric functions

Solve trigonometric equations, with and without technology, including the use of the Pythagorean identity sin2 (𝐴) + cos2(𝐴) = 1.

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Sketch the graphs of 𝑦 = sin(π‘₯), 𝑦 = cos(π‘₯) and 𝑦 = tan(π‘₯) on extended domains.
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Understand and use the exact values of cos(πœƒ), sin(πœƒ) and tan(πœƒ) at integer multiples of Ο€ 6 and Ο€ 4.
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