Material Taken From: Mathematics for the international student Mathematical Studies SL Mal Coad , Glen Whiffen , John Owen, Robert Haese , Sandra Haese and Mark Bruce Haese and Haese Publications, 2004. Section 16G – Cosine Functions. Graph y = cos x. amplitude =. 1. period =.
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Material Taken From:Mathematicsfor the international student Mathematical Studies SLMal Coad, Glen Whiffen, John Owen, Robert Haese, Sandra Haese and Mark BruceHaese and Haese Publications, 2004
Section 16G – Cosine Functions
y = sin x
y = cosx
Consider the function f(x) = 2sinx – 1 where 0 ≤ x ≤ 720°.(a)Write down the period of the function.(b)Find the minimum value of the function.