Trigonometry Final Exam questions – Flashcards
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sinθ/cosθ
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tanθ
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cosθ/sinθ
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cotθ
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sin²θ+cos²θ
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1
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1+tan²θ
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sec²θ
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1+cot²θ
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csc²θ
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sin[(π/2)−θ]
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cosθ
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cos[(π/2)−θ]
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sinθ
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tan[(π/2)−θ]
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cotθ
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cot[(π/2)−θ]
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tanθ
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sec[(π/2)−θ]
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cscθ
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csc[(π/2)−θ]
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secθ
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sin(−θ)
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−sinθ
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cos(−θ)
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cosθ
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tan(−θ)
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−tanθ
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cot(−θ)
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−cotθ
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sec(−θ)
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secθ
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csc(−θ)
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−cscθ
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2sinθcosθ
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sin2θ
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cos²θ−sin²θ
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cos2θ
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2cos²θ−1
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cos2θ
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1-2sin²θ
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cos2θ
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2tanθ/(1-tanθ)
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tan2θ
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(1−cos2θ)/2
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sin²θ
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(1+cos2θ)/2
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cos²θ
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(1-cos2θ)/(1+cos2θ)
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tan²θ
