1. Is T(z) =-z a translation, dilation, rotation, or none of the above?

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Linear Transformations
Section6.1: Introduction To Linear Transformations
Problem 76E: A translation in R2 is a function of the form T(x,y)=(xh,yk), where at least one of the constants h...
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1. Is T(z) = -z a translation, dilation, rotation, or none of the above?
2. Show that the general linear transformation T(z) = az + b, where a and bare
complex constants, is the composition of a rotation, followed by a dilation,
followed by a translation.
▼ Hint
View the complex constant a in polar form.
L
3. Prove that a general linear transformation maps circles to circles.
Transcribed Image Text:polic 1. Is T(z) = -z a translation, dilation, rotation, or none of the above? 2. Show that the general linear transformation T(z) = az + b, where a and bare complex constants, is the composition of a rotation, followed by a dilation, followed by a translation. ▼ Hint View the complex constant a in polar form. L 3. Prove that a general linear transformation maps circles to circles.
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