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प्रश्न
Express each of the following in terms of trigonometric ratios of angles between 0° and 45°: sin65° + cot59°
योग
उत्तर
sin65° + cot59°
= sin(90° - 25°) + cot(90° - 31°)
= cos25° + tan31°.
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Trigonometric Equation Problem and Solution
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