89°F Write the following expression in terms sine or cose, and then simplify if possible. sec(-8) - tanesin Use the paperclip button below to attach files. *Student can enter max 2000 characters XDE BIU 2 Ω Q Search

Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter2: Right Triangle Trigonometry
Section: Chapter Questions
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## Problem Statement:

**Write the following expression in terms sinθ or cosθ, and then simplify if possible:**

\[ \sec(-\theta) - \tan(8\sin\theta) \]

**Instructions:**
Use the paperclip button below to attach files.

---

- *Student can enter max 2000 characters*

### Diagram:

There are no graphs or diagrams provided with this problem statement.

### Notes:

1. **Secant Function (\( \sec \))**: The secant function is the reciprocal of the cosine function. Hence, \(\sec(-\theta) = \frac{1}{\cos(-\theta)}\). Using the property of the cosine function, \(\cos(-\theta) = \cos(\theta)\).

2. **Tangent Function (\( \tan \))**: The tangent function is defined as the ratio of the sine and cosine functions, i.e., \(\tan(\theta) = \frac{\sin(\theta)}{\cos(\theta)}\).

3. Incorporate the above transformations to simplify the given expression.

### Simplified Expression:
\[ \sec(-\theta) - \tan(8\sin\theta) \]
Using identities:
\[ \sec(-\theta) = \sec(\theta) = \frac{1}{\cos(\theta)} \]
Thus,
\[ \frac{1}{\cos(\theta)} - \tan(8\sin\theta) \]
Transcribed Image Text:## Problem Statement: **Write the following expression in terms sinθ or cosθ, and then simplify if possible:** \[ \sec(-\theta) - \tan(8\sin\theta) \] **Instructions:** Use the paperclip button below to attach files. --- - *Student can enter max 2000 characters* ### Diagram: There are no graphs or diagrams provided with this problem statement. ### Notes: 1. **Secant Function (\( \sec \))**: The secant function is the reciprocal of the cosine function. Hence, \(\sec(-\theta) = \frac{1}{\cos(-\theta)}\). Using the property of the cosine function, \(\cos(-\theta) = \cos(\theta)\). 2. **Tangent Function (\( \tan \))**: The tangent function is defined as the ratio of the sine and cosine functions, i.e., \(\tan(\theta) = \frac{\sin(\theta)}{\cos(\theta)}\). 3. Incorporate the above transformations to simplify the given expression. ### Simplified Expression: \[ \sec(-\theta) - \tan(8\sin\theta) \] Using identities: \[ \sec(-\theta) = \sec(\theta) = \frac{1}{\cos(\theta)} \] Thus, \[ \frac{1}{\cos(\theta)} - \tan(8\sin\theta) \]
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