... 微分一次看斜率,判斷極值,微分二次判斷凹凸和反曲點。( f ( x ) = 2ax + bf ' ( 9 ) = 18a + b = 0 f ( 9 ) = 81a + 9b + c = 0 f ( 10 ) = 100a + 10b + c = 0 - 16 ...
確定! 回上一頁