GATE EE 2016 (Set 2) Question 42: Image of a Unit Circle under Matrix Transformation

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Electrical Engineering > GATE 2016 SET-2 > Linear Algebra

Let

Consider the set S of all vectors

such that a²+b²=1 where

Then S is

A

a circle of radius √10

B

a circle of radius 1/√10

C

an ellipse with major axis along [1,1]^T

D

an ellipse with minor axis along [1,1]^T

Correct : d

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