Trig Identities day 1

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 secant (sec) in terms of cosine?
Back
sec(x) = 1/cos(x)
2.
FLASHCARD QUESTION
Front
State the Pythagorean identity involving sine and cosine.
Back
sin²(x) + cos²(x) = 1
3.
FLASHCARD QUESTION
Front
What is the relationship between tangent (tan) and sine (sin) and cosine (cos)?
Back
tan(x) = sin(x)/cos(x)
4.
FLASHCARD QUESTION
Front
What is the definition of cosecant (csc) in terms of sine?
Back
csc(x) = 1/sin(x)
5.
FLASHCARD QUESTION
Front
What is the simplified form of tan(x) * csc(x)?
Back
sec(x)
6.
FLASHCARD QUESTION
Front
What is the derivative of sec(x)?
Back
sec(x)tan(x)
7.
FLASHCARD QUESTION
Front
What is the value of sin²(x) + cos²(x)?
Back
1
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