Mathematics · Trigonometry
If cot(A) + cos(A) = p and cot(A) - cos(A) = q, then what is the value of p2 - q2?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1√(pq)
- 22√(pq)
- 33√(pq)
- 44√(pq)✓
Correct answer
4√(pq)
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