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Mathematics, 16.11.2020 01:00 patdisawsome
Use suitable sum-to-product formulas to rewrite the following expression in terms of tan2x: ![\frac{sinx + sin3x}{cosx + cos3x}](/tpl/images/1925/0527/0fc28.png)
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Use suitable sum-to-product formulas to rewrite the following expression in terms of tan2x:...
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