Identities grade 12

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Identities grade 12

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Sir may i ask if you are going to do more of 3D trig-angles?

katisomatsubukanye
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Sir, I extremely get confused when I'm given something like...Sin4x ×Cos2x - 2Sin4x .Sinx .Cosx... the whole is divided by tan2x say I must prove that that equation equals to Cos²x - Sin²x...

somelezequeenmandubu