Concept explainers
To explain:
The
Answer to Problem 41PPE
The quadratic equation is
Explanation of Solution
Given information:
Number of customers per week:
Charges per walk:
Here,
The number
So, the earning is given by the following formula:
Where,
Number of customers:
Price per walk per customer:
So, the eq. modified as:
Put the value of discriminate value
If the discriminate value is greater than or equal to zero then quadratic equation has a solution and it will results for earning the
So, check for
Hence, discriminate value is negative then the person cannot earn
Chapter 9 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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