Simple But Elegant Way To Prove That sin(A+B)=sinAcosB+cosAsinB (Edexcel Proof Simplified)

Learn why sin(A+B)=sinAcosB+cosAsinB with this elegant proof… Like this proof? Why not check out this page… How to prove that sin(A-B)=sin(A)cos(B)-cos(A)sin(B) geometrically

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