Nabil is writing a science fiction novel that takes place in another galaxy. In her galaxy, all the planets travel in an elliptical orbit around their star. The majority of the plot of Nabil’s story takes place on the planet Tanus which orbits a star named Ini. The length of Tanus’ major axis is 150 million miles and the length of its minor axis is 75 million miles. The star Ini is located at a focus of the elliptical orbit. Use what you know about writing and graphing the equations of ellipses to answer the questions
below.
1. Write an equation that models the movement of Tanus around its star. Explain how you determined your equation and show your work.