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Why Is Sin Ab? [Solved]
Sin(a + b) is the trigonometry identity for compound angles. It is applied when the angle for which the value of the sine function is to be calculated is given in the form of the sum of angles. The angle (a + b) represents the compound angle.
Visual proof of sin(A+B) formula
Here’s a visual proof of the highly used formula.
Trigonometry : Proof of sin (A + B) = sin A cos B + cos A sin B
Learn the proof of
sin(A-B)=sinAcosB-cosAsinB proof
Prove that
