Find the value of: (cosθ/(tanθ – secθ)) + (cosθ/(tanθ + secθ)).
Find the value of: (cosθ/(tanθ – secθ)) + (cosθ/(tanθ + secθ)). Correct Answer -2sinθ
Given,
⇒ ? = (cosθ/(tanθ – secθ)) + (cosθ/(tanθ + secθ))
⇒ ? = cosθ/(tan2θ - sec2θ)
⇒ ? = cosθ(-2tanθ)
⇒ ? = cosθ × (-2sinθ/cosθ)
⇒ ? = -2sinθ
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Feb 20, 2025