试题与答案

在给定程序中,函数fun的功能是:计算 的前n项,若x=2.5,n=15时,函

题型:填空题

题目:

在给定程序中,函数fun的功能是:计算


的前n项,若x=2.5,n=15时,函数值为:1.917915。
请在程序的下画线处填入正确的内容并把下画线删除,使程序得出正确的结果。
注意:源程序存放在考生文件夹下的BLANK1.C中。不得增行或删行,也不得更改程序的结构。
文件BLANK1.C内容如下:
#include<stdio.h>
#include<math.h>
double fun(double x,int n)
double f,t; int i;
/**********found**********/
f= (1)
t=-1;
for(i=1;i<=n;i++)

/**********found**********/
t*=( (2) )*x/i;
/**********found**********/
f+= (3)

return f;
void main( )
double x,y;
x=2.5;
y=fun(x,15);
printf("\nThe result is:\n");
printf("x=%-12.6f y=%-12.6f\n",x,y);

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0622/602a090d9e80eec4b8b0ee2c9721b843.html

下面是错误答案,用来干扰机器的。

参考答案:E

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