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143Trigonometry : Radians : Small Angle Approximations
8194Trigonometry : pcos A + qsin A : Visualise a cos x ± b sin x to cos
8191Trigonometry : Double angle formulae : Visualise cos(ax) Formulae
8190Trigonometry : Double angle formulae : Visualise sin(ax) Formulae
8189Trigonometry : Trig functions : Find Derived Identity 1
8188Trigonometry : Trig functions : Find Derived Identity 2
8125Trigonometry : Trig functions : Exam Question
8009Trigonometry : pcos A + qsin A : Exam Question
8002Trigonometry : Radians : Exam Question
7989Trigonometry : Double angle formulae : Exam Question
7973Trigonometry : Double angle formulae : Exam Question
7960Trigonometry : Trig equations : Exam Question
7958Trigonometry : Radians : Exam Question
7929Trigonometry : Trig equations : Exam Question
7900Trigonometry : Double angle formulae : Exam Question