Trig Identities

Flashcard
•
Mathematics
•
10th - 12th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What happens when you multiply two reciprocal functions?
Back
It equals 1.
Tags
CCSS.HSF.BF.B.3
2.
FLASHCARD QUESTION
Front
tanθ = ?
Back
sinθ/cosθ.
Tags
CCSS.HSF.TF.A.2
3.
FLASHCARD QUESTION
Front
cscθ = ?
Back
1/sinθ.
Tags
CCSS.HSF.TF.C.8
4.
FLASHCARD QUESTION
Front
cotθ = ? (in terms of sin and cos)
Back
cosθ/sinθ.
Tags
CCSS.HSF.TF.A.4
5.
FLASHCARD QUESTION
Front
cotθ = ? (in terms of tan)
Back
1/tanθ.
Tags
CCSS.HSF.TF.A.4
6.
FLASHCARD QUESTION
Front
What is the Pythagorean identity involving sin and cos?
Back
sin²θ + cos²θ = 1.
Tags
CCSS.HSF.TF.C.8
7.
FLASHCARD QUESTION
Front
What is the definition of secθ?
Back
secθ = 1/cosθ.
Tags
CCSS.HSF.TF.A.2
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