話撕左本書
邊個咁得閒撕條SMOOTH CURVE出黎= = (0 ,1) --> +
(0.5,1) --> +
(0.75,1) --> -
(0.75,0.8.75) --> -
(0.75,0.8125)
answer = 0.8 (correct to 1dp) 本帖最後由 lkhj2525 於 26-4-2009 11:17 編輯
let m be the root of f(x)
when 0<x<1 ,m=0.5 ,f(x) = +ve
when 0.5<x<1 ,m=0.75,f(x) = +ve
when 0.75<x<1 , m=0.875,f(x) = -ve
when 0.75<x<0.875 , m=0.8125, f(x)= -ve
so 0.75<m<0.8125
m = 0.8
C = =咁即係係唔係outc??半分法咩黎??未教過咁wo 應該out左....屬於numerical method既課題....有興趣的話,將來揀applied math可以見倒佢. 點解噉似amaths method既= =? simple function @@
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