(ex10) (1) 用程序 deriv.m 求 f ( x )= x 2 sin( x 2 +3 x -4) 在 x =1.3 和 x =1.5 的导数,使精度达到 10 -3 。 (2) 编写用公式 (5.21) 求函数在某一点导数达到指定精度的算法程序,并用此 f ( x )= x 2 sin( x 2 - x -2) 在 x =1.4 的导数,使精度达到 10 -3 。
【简答题】1 The movement of the train lulled me to sleep. A forced B caused C stopped 2 He has been my associate in several business enterprises. A partner B friend C contact person 3 We suspected that he was t...