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 Other posts you may be interested in… Anti-Derivative Proof – 27/02/15 Proving The Product Rule Areas Of Triangles & The Sine Rule Logarithmic Proof (3) tan(A-B)=(tanA-tanB)/(1+tanAtanB) Hannah Sweets Maths Problem – Edexcel (June … Continue reading Simple But Elegant Way To Prove That sin(A+B)=sinAcosB+cosAsinB (Edexcel Proof Simplified)