Let f: M₂(R) R be defined by f(A) = |A| → Where the notations are usual. Show by example that f is not one-one.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
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Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.2: Exponential Functions
Problem 12E
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Let f: M₂(R) R be defined by f(A) = |A|
→
Where the notations are usual. Show by example
that f is not one-one.
Transcribed Image Text:Let f: M₂(R) R be defined by f(A) = |A| → Where the notations are usual. Show by example that f is not one-one.
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