問(wèn)題已解決
老師,請(qǐng)問(wèn)這里的插值法怎么列式的,謝謝!
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速問(wèn)速答當(dāng)期數(shù)為6時(shí),系數(shù)為4.486
當(dāng)為n時(shí),系數(shù)為5
當(dāng)期數(shù)為7時(shí),系數(shù)為5.033
(6-n)/(6-7)=(4.486-5)/(4.486-5.033)
n=6.94
2020 06/11 10:46
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