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प्रश्न
Express each of the following in terms of trigonometric ratios of angles lying between 0° and 45°.
cot65° + tan49°
उत्तर
cot65°+tan49°
=tan(90°−65°)+cot(90°−49°)
=tan25°+cot41°
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संबंधित प्रश्न
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find the value of: cos2 60° + sin2 30°
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If A = 30°;
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