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Sin (A-B) =SinA CosB -CosA SinB. find the value of sin15. |
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Answer» SIN 15° = Step-by-step EXPLANATION: SIN15 = sin(45° - 30°) sin45cos30 - cos45sin30 1/√2 × √3/2 - 1/√2 × 1/2 √3/2√2 - 1/2√2 = √3 - 1/2√2 |
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