Q76Section I (Objective (Q1–Q80))76 of 80

Numerical Analysis — extremum from symmetric tabulated data

The values of the function $f(x)$ for different values of $x$ are $f(1)=4$ , $f(2)=5$ , $f(7)=5$ and $f(8)=4$ . Then $f(x)$ attains:

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