
Pre-Calc: Simplifying Trig Identities
Flashcard
•
Mathematics
•
10th - 12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of cotangent (cotθ)?
Back
cotθ = 1/tanθ
2.
FLASHCARD QUESTION
Front
How can cotangent (cotθ) be expressed in terms of sine and cosine?
Back
cotθ = cosθ/sinθ
3.
FLASHCARD QUESTION
Front
What is the definition of tangent (tanθ)?
Back
tanθ = sinθ/cosθ
4.
FLASHCARD QUESTION
Front
What is the relationship between sine, cosine, and tangent?
Back
tanθ = sinθ/cosθ
5.
FLASHCARD QUESTION
Front
What is the Pythagorean identity involving sine and cosine?
Back
sin²θ + cos²θ = 1
6.
FLASHCARD QUESTION
Front
How do you convert between degrees and radians?
Back
To convert degrees to radians, multiply by π/180. To convert radians to degrees, multiply by 180/π.
7.
FLASHCARD QUESTION
Front
What is the value of sin(0°) and cos(0°)?
Back
sin(0°) = 0, cos(0°) = 1
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