Answer :

sqdancefan
You can almost always write a cubic equation to match 4 arbitrary points. Here, that would be
.. y = -0.00971251x^3 +0.301088x^2 +9.08625x +58.7413

This function agrees with the table when rounded to 3 decimal places.
${teks-lihat-gambar} sqdancefan
${teks-lihat-gambar} sqdancefan

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