Gujarat BoardEnglish MediumSTD 11 ScienceMATHSFunctions3 Marks
Question
The function $f: X \rightarrow R$ is defined by $f(x)=x^3+1$, where $X=\{-1,0,3,9,7\}$
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Answer
$f: X \rightarrow R$ given by $f(x)=x^3+1 f(-1)=(-1)^3+1=-1+1=0 f(0)=(0)^3+1=0+1=1 f(3)=(3)^3+1=27+1=28$ $f(9)=(9)^3+1=81+1=82 f(7)=(7)^3+1=343+1=344$ Set of ordered pairs are $\{(-1,0),(0,1),(3,28),(9,82),(7, 344)\}$
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