M3H - LT 11 Trig Expressions

Flashcard
•
Mathematics
•
11th - 12th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of secant (secθ)?
Back
Secant is the reciprocal of cosine: secθ = 1/cosθ.
Tags
CCSS.HSF.TF.A.2
2.
FLASHCARD QUESTION
Front
What is the Pythagorean identity involving sine and cosine?
Back
sin²θ + cos²θ = 1.
Tags
CCSS.HSF.TF.C.8
3.
FLASHCARD QUESTION
Front
What is the relationship between tangent and cotangent?
Back
tanθ = 1/cotθ and cotθ = 1/tanθ.
Tags
CCSS.HSF.TF.A.2
4.
FLASHCARD QUESTION
Front
Simplify: sin²x + cos²x
Back
1 (Pythagorean identity).
Tags
CCSS.HSF.TF.C.8
5.
FLASHCARD QUESTION
Front
What is the definition of cosecant (cscθ)?
Back
Cosecant is the reciprocal of sine: cscθ = 1/sinθ.
Tags
CCSS.HSF.TF.A.2
6.
FLASHCARD QUESTION
Front
Simplify: tan(x) * csc(x)
Back
sec(x).
7.
FLASHCARD QUESTION
Front
What is the definition of cotangent (cotθ)?
Back
Cotangent is the reciprocal of tangent: cotθ = 1/tanθ.
Tags
CCSS.HSF.TF.A.2
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