Mathematics · Trigonometry
The value of (sin A + cosec A) 2 + (cos A + sec A) 2 is:
- 11 + tan 2 A + cot 2 A
- 25 + tan 2 A + cot 2 A
- 37 + tan 2 A + cot 2 A✓
- 43 + tan 2 A + cot 2 A
Correct answer
7 + tan 2 A + cot 2 A
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