Mathematics · Trigonometry

Simplify: (cos4 A − sin4 A + 1) cosec2 A

Verified Solution4 OptionsUpdated: October 2026👁️1 View

12 tan2 A
2cot2 A
32 cot2 A✓
4tan2 A

Correct answer

2 cot2 A

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Simplify: (cos4 A − sin4 A + 1) cosec2 A

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