Simplify (2cos²A − 1)((1 + tanA)/(1 − tanA) + (1 − tanA)/(1 + tanA)).

Subject: Mathematics | Topic: Trigonometry | Difficulty: MEDIUM

Options

1. (A) 2tan²A
2. (B) 1
3. (C) 2
4. (D) 2cos²A

Verified Answer

Option (C): 2

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