Trig Identities - Exam

Flashcard
•
Mathematics
•
11th Grade
•
Hard
Standards-aligned
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12 questions
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1.
FLASHCARD QUESTION
Front
What is the value of sin(x + π)?
Back
-sin(x)
Tags
CCSS.HSF.TF.C.9
2.
FLASHCARD QUESTION
Front
What is the identity for sin²θ + cos²θ?
Back
1
3.
FLASHCARD QUESTION
Front
Simplify the expression: (cos x)(sin x)(csc x)(sec x)
Back
1
4.
FLASHCARD QUESTION
Front
What is the value of cos²x + sin²x?
Back
1
Tags
CCSS.HSF.TF.C.8
5.
FLASHCARD QUESTION
Front
What is the value of sin²x + cos²x + 1?
Back
2
Tags
CCSS.HSF.TF.C.8
6.
FLASHCARD QUESTION
Front
What is the Pythagorean identity?
Back
sin²x + cos²x = 1
Tags
CCSS.HSF.TF.C.8
7.
FLASHCARD QUESTION
Front
What is the definition of secant?
Back
sec(x) = 1/cos(x)
Tags
CCSS.HSF.TF.A.2
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