# Toronto Math Forum

## MAT334--2020F => MAT334--Tests and Quizzes => Quiz 1 => Topic started by: Qiaoyi Zhang on October 07, 2020, 06:05:31 PM

Title: Quiz1-5D
Post by: Qiaoyi Zhang on October 07, 2020, 06:05:31 PM
Let p be a positive real number and let $\Gamma$ be the locus of points z satisfying $|z-p|=cx, z=x+iy$. Show that $\Gamma$ is an ellipse if $0<c<1$