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Algebra
Question

If \(\sin A - \sin B = \frac { 1 } { 2 }\) and \(\cos A - \cos B = \frac { 1 } { 3 }\), then find \(\tan ( \frac { A + B } { 2 } )\) 

If \(\sin A - \sin B = \frac { 1 } { 2 }\) and \(\...

Answer

-2/3

Solution
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