C语言表编程:用二分法求一元三次方程的根 要求:又主函数调用求根子函数...答:比如用二分法求f(x)=x^3-6x-1=0的实根。代码如下(已调试):include "math.h"main(){ float x,x1,x2;float F(float x,float x1,float x2);printf("请输入区间[x1,x2]\n");scanf("%f%f",&x1,&x2);printf("x=%f\n",F(x,x1,x2));} float F(float x,float x1,float x...
1.C语言编写一个函数y=(a-b)*(a+b)要有主函数子函数 2.输出6*3矩阵 3...答:1.include<stdio.h>int jia(int x,int y);int jian(int x,int y);int main(){ int a,b; scanf("%d,%d",&a,&b); printf("%d\n",jian(a,b)*jia(a,b)); return 0;}int jia(int x,int y){ return x+y;}int jian(int x,int y){return x-y;}2.include<...