Simplifying Trigonometric Identities
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What is the Pythagorean identity in trigonometry?
Back
The Pythagorean identity states that for any angle \( \theta \), \( \sin^2 \theta + \cos^2 \theta = 1 \).
Tags
CCSS.HSF.TF.C.8
2.
FLASHCARD QUESTION
Front
Back
-1
3.
FLASHCARD QUESTION
Front
What is the relationship between secant and cosine?
Back
Secant is the reciprocal of cosine: \( \sec x = \frac{1}{\cos x} \).
Tags
CCSS.HSF.TF.A.2
4.
FLASHCARD QUESTION
Front
Back
1
5.
FLASHCARD QUESTION
Front
What is the definition of tangent in terms of sine and cosine?
Back
Tangent is defined as the ratio of sine to cosine: \( \tan x = \frac{\sin x}{\cos x} \).
Tags
CCSS.HSF.TF.A.2
6.
FLASHCARD QUESTION
Front
Back
1 (This is a form of the Pythagorean identity).
7.
FLASHCARD QUESTION
Front
What is the definition of cotangent?
Back
Cotangent is the reciprocal of tangent: \( \cot x = \frac{1}{\tan x} = \frac{\cos x}{\sin x} \).
Tags
CCSS.HSF.TF.A.2
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