It looks like in b there are two bijective functions. Is it true? ii and iv, am
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It looks like in b there are two bijective functions. Is it true? ii and iv, am I correct?
(b) One of the following function f:RR below is a bijection. Which one is it? Explain your answer.
i. f(x)=x^2+x for all xinR
ii. f(x)=x^3+x for all xinR
iii. f(x)=x^2-x for all xinR
iv. f(x)=x^3-x for all xinR
Related Book For
Introduction To Statistical Investigations
ISBN: 9781118172148
1st Edition
Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy
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