Chapter 2
Power Functions
![](https://duragauge.github.io/img/chapter-2/art-artist-brush-102127.jpg)
2.1 Power Functions
A mathematician, like a painter or a poet, is a maker of patterns. If his patterns are more permanent than theirs, it is because they are made with ideas. - G.H. Hardy
![](https://duragauge.github.io/img/chapter-2/Apollo_15_trimmed.jpg)
2.2 Applications of Power Functions
I deduced that the forces which keep the planets in their orbs must be reciprocally as the squares of their distances from the centers about which they revolve. -Isaac Newton
![](https://duragauge.github.io/img/chapter-2/skydive.jpg)
2.3 Equations Involving Power Functions
To the skydiver, flying in a plane is akin to swimming in a boat; they live for the wind whipping past as they plummet toward the earth during free fall. -Ray Bangs & Chris Becker