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Find all the solutions of a trig equation by looking at the graph and unit circle
Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, ...
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Write an expression as a single trig function of an angle using sum and difference form
👉 Learn how to write a given sum or difference of two angles formula expression as a single sum/difference of angles ...
Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points. Learn about graphs of trigonometric functions in this National 5 Maths guide.
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