Mathematics · Trigonometry
If sin 23° = a b , then the value of sec 23° - sin 67° is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a 2 b√(b 2 - a 2 )✓
- 2a 2 b√(b 2 + a 2 )
- 3b 2 - a 2 ab
- 4a 2 √(b 2 - a 2 )
Correct answer
a 2 b√(b 2 - a 2 )
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