Question: Is this question a bijection from R to R ? f(x)=x2+2x2+1 True False QUESTION 4 Let f:RR be defined by f(x)=[x], the greatest integer in

Is this question a bijection from R to R ? f(x)=x2+2x2+1 True False QUESTION 4 Let f:RR be defined by f(x)=[x], the greatest integer in x. Find f1(B) when B=[0,2)

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