Mathematics
Senior High
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這題怎麼寫
[已知f(x)=x+2x2-3x-1=a(x+2)+b(x+2)+c(x+2)+d * *
(1)實數a、b、c、d的值。
(2)f(-2.001)的近似值到小數點以下第三位(第四位四捨五入)。
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