Given the graph of f(x), solve a) f(x) > 0 and b) f(x) < 0. Choose the correct solution for f(x) > 0. O A. 5sxs7 O B. x < 5 or x > 7 O C. 5 < x < 7 O D. xs5 or x27 Choose the correct solution for f(x) < 0. O A. xs5 or x27 O B. 5 < x < 7 OC. x < 5 or x > 7 O D. 5sxs7

Algebra and Trigonometry (6th Edition)
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Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
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Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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**Instructional Content for Educational Website**

**Topic:** Solving Inequalities Using Graphs

**Objective:** Given the graph of the function f(x), solve for the intervals where:
1. \( f(x) > 0 \)
2. \( f(x) < 0 \)

### Graph Explanation:
The provided graph illustrates a quadratic function which opens upwards, forming a parabola. The key features of this graph include:

- **X-axis (horizontal axis):** Represents the variable \( x \).
- **Y-axis (vertical axis):** Represents the function value \( f(x) \).
- **Vertex:** The lowest point on the parabola occurs at approximately \( (6, -4) \).
- **Intercepts:** The graph crosses the x-axis (where \( f(x) = 0 \)) at approximately \( x = 5 \) and \( x = 7 \).

### Problem Statement:
Given the graph of \( f(x) \), solve the following:
a) Find the intervals where \( f(x) > 0 \).
b) Find the intervals where \( f(x) < 0 \).

### Multiple Choice Questions:

#### 1. Choose the correct solution for \( f(x) > 0 \):
- **A.** \( 5 \leq x \leq 7 \)
- **B.** \( x < 5 \) or \( x > 7 \)
- **C.** \( 5 < x < 7 \)
- **D.** \( x \leq 5 \) or \( x \geq 7 \)

#### 2. Choose the correct solution for \( f(x) < 0 \):
- **A.** \( x \leq 5 \) or \( x \geq 7 \)
- **B.** \( 5 < x < 7 \)
- **C.** \( x < 5 \) or \( x > 7 \)
- **D.** \( 5 \leq x \leq 7 \)

### Explanation:

- **For \( f(x) > 0 \):**
  From the graph, we see that the function \( f(x) \) is above the x-axis (positive) to the left of \( x = 5 \) and to the right of \( x = 7 \). Therefore, the solution should capture these intervals
Transcribed Image Text:**Instructional Content for Educational Website** **Topic:** Solving Inequalities Using Graphs **Objective:** Given the graph of the function f(x), solve for the intervals where: 1. \( f(x) > 0 \) 2. \( f(x) < 0 \) ### Graph Explanation: The provided graph illustrates a quadratic function which opens upwards, forming a parabola. The key features of this graph include: - **X-axis (horizontal axis):** Represents the variable \( x \). - **Y-axis (vertical axis):** Represents the function value \( f(x) \). - **Vertex:** The lowest point on the parabola occurs at approximately \( (6, -4) \). - **Intercepts:** The graph crosses the x-axis (where \( f(x) = 0 \)) at approximately \( x = 5 \) and \( x = 7 \). ### Problem Statement: Given the graph of \( f(x) \), solve the following: a) Find the intervals where \( f(x) > 0 \). b) Find the intervals where \( f(x) < 0 \). ### Multiple Choice Questions: #### 1. Choose the correct solution for \( f(x) > 0 \): - **A.** \( 5 \leq x \leq 7 \) - **B.** \( x < 5 \) or \( x > 7 \) - **C.** \( 5 < x < 7 \) - **D.** \( x \leq 5 \) or \( x \geq 7 \) #### 2. Choose the correct solution for \( f(x) < 0 \): - **A.** \( x \leq 5 \) or \( x \geq 7 \) - **B.** \( 5 < x < 7 \) - **C.** \( x < 5 \) or \( x > 7 \) - **D.** \( 5 \leq x \leq 7 \) ### Explanation: - **For \( f(x) > 0 \):** From the graph, we see that the function \( f(x) \) is above the x-axis (positive) to the left of \( x = 5 \) and to the right of \( x = 7 \). Therefore, the solution should capture these intervals
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