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Question
If (θ) = tan θ, then the value of `("f"(θ) - "f"(phi))/(1+"f"(θ) + "f"(phi))` is
Options
θ - φ
f (θ / φ)
f (θ - φ)
f (θ + φ)
MCQ
Solution
f (θ - φ)
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Number System (Entrance Exam)
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