Answer:
1. d
2. 2
Step-by-step explanation:
if it's a negative it's opposite will be a positive and vice versa
Answer:
12inches
Step-by-step explanation:
i think
The profit function is the difference between the cost and revenue functions
The profit function is 
<h3>How to calculate the profit function</h3>
The functions are given as:
- Cost function: C(x) =0.6x + 15000
- Revenue function: R(x) =1.25x
The profit function is then calculated as:

So, we have:

Evaluate the differences

Hence, the profit function is 
Read more about profit functions at:
brainly.com/question/10009899
Answer: 21
Step-by-step explanation:
1/3 = 7
7 * 3 = 21
1/3 = 7/21