# Modeling with Power Functions

### Topic Page

Modeling with Power Functions### Questions

- What is meant by the phrase constant of proportion?
- What is the constant of variation in the circumference formula #C = 2pir#?
- What is the constant of variation in the area formula #A = pir^2#?
- What is a monomial function?
- The heat experienced by a hiker at a campfire is proportional to the amount of wood on the fire, and inversely proportional to the cube of his distance from the fire. What would the equation be to set this up?
- How do you solve #5^(x^2) = 25/(5^x)#?