Trig. Equations : Factorising Types f(x)=0 : (Example 2) : ExamSolutions
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are there any other rules like the one you mentioned with the sinx/cosx=tanx? or is that the only one
snowmandashdash 2 weeks ago
@snowmandashdash There are many other identities but the point behind the video was to find a common factor.
ExamSolutions 2 weeks ago