Mathematics · Trigonometry
यदि cot(A) + cos(A) = p और cot(A) - cos(A) = q है, तो p2 - q2 का मान क्या है?
- 1√(pq)
- 22√(pq)
- 33√(pq)
- 44√(pq)✓
सही उत्तर देखें
4√(pq)
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