The amount a basketball coach spends at a sporting goods store depends on the number of basketballs the coach buys. The situation is represented by the function rule a = 14b. a. Make a table of values and graph the function rule. Is the graph continuous or discrete? Explain. b. Suppose the coach spent $112 before tax. How many basketballs did she buy? a. Complete the following table of values. 2 3. 4 a (Simplify your answers.)

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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The exercise involves understanding how the cost of basketballs varies with quantity, represented by the function \( a = 14b \), where \( a \) is the total amount spent and \( b \) is the number of basketballs purchased.

### Tasks

**a. Make a table of values and graph the function rule. Is the graph continuous or discrete? Explain.**

**b. Suppose the coach spent $112 before tax. How many basketballs did she buy?**

### Table Completion

- **b (Number of Basketballs):** 0, 1, 2, 3, 4
- **a (Amount Spent in $):** This part requires calculation using the function \( a = 14b \).

### Completing the Table
1. For \( b = 0 \), \( a = 14 \times 0 = 0 \).
2. For \( b = 1 \), \( a = 14 \times 1 = 14 \).
3. For \( b = 2 \), \( a = 14 \times 2 = 28 \).
4. For \( b = 3 \), \( a = 14 \times 3 = 42 \).
5. For \( b = 4 \), \( a = 14 \times 4 = 56 \).

### Understanding the Graph
- **Graph Type:** The graph is discrete because the number of basketballs (b) is a countable quantity (whole numbers only), not continuous.

### Solving Part b
For a purchase amount of $112:
- Set \( a = 112 \) in the equation \( a = 14b \).
- Solve for \( b \):
  \[
  112 = 14b \implies b = \frac{112}{14} = 8
  \]

Therefore, the coach bought 8 basketballs.
Transcribed Image Text:The exercise involves understanding how the cost of basketballs varies with quantity, represented by the function \( a = 14b \), where \( a \) is the total amount spent and \( b \) is the number of basketballs purchased. ### Tasks **a. Make a table of values and graph the function rule. Is the graph continuous or discrete? Explain.** **b. Suppose the coach spent $112 before tax. How many basketballs did she buy?** ### Table Completion - **b (Number of Basketballs):** 0, 1, 2, 3, 4 - **a (Amount Spent in $):** This part requires calculation using the function \( a = 14b \). ### Completing the Table 1. For \( b = 0 \), \( a = 14 \times 0 = 0 \). 2. For \( b = 1 \), \( a = 14 \times 1 = 14 \). 3. For \( b = 2 \), \( a = 14 \times 2 = 28 \). 4. For \( b = 3 \), \( a = 14 \times 3 = 42 \). 5. For \( b = 4 \), \( a = 14 \times 4 = 56 \). ### Understanding the Graph - **Graph Type:** The graph is discrete because the number of basketballs (b) is a countable quantity (whole numbers only), not continuous. ### Solving Part b For a purchase amount of $112: - Set \( a = 112 \) in the equation \( a = 14b \). - Solve for \( b \): \[ 112 = 14b \implies b = \frac{112}{14} = 8 \] Therefore, the coach bought 8 basketballs.
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