用C语言编写一个程序,计算一元二次方程的解(x1,x2)。一元二次方程:Ax2...答:按顺序输入a,b,c include "stdio.h"include "stdlib.h"include "math.h"int main(){ float a,b,c;scanf("%f",&a);scanf("%f",&b);scanf("%f",&c);printf("%f\n",(-b+sqrt(b*b-4*a*c))/2/a);printf("%f",(-b-sqrt(b*b-4*a*c))/2/a);system("pause");return ...
用C语言编写程序,输入一元二次方程的系数a,b,c,计算方程的根(假设是两...答:double a,b,c,disc;printf("请输入a,b,c的值:");scanf("%lf %lf %lf",&a,&b,&c);if(a==0) //一元二次方程二次项系数不为0 { printf("data error\n");} else { disc=b*b-4*a*c;if(disc>0)root2(a,b,disc);else if(disc==0)root1(a,b);else root0();} ...
C语言编程:求一元二次方程的解,要求如下图,咋编?答:printf("x1=x2 = %g\n",-b/(a+a));} int main(int argc,char *argv[]){ double a,b,c,t;printf("Enter a, b, c(R:)...\n");if(scanf("%lf%lf%lf",&a,&b,&c)==3 && a)(t=b*b-4*a*c)>0 ? fp(a,b,t) : t<0 ? fn(a,b,t) : f0(a,b);else pr...
C语言编写一个程序求解一元二次方程ax2+bx+c=0的根。要求系数a,b,c从...答:下面是求解一元二次方程的C语言代码:include <stdio.h> include <math.h> int main(){ double a, b, c, x1, x2, disc;printf("请输入一元二次方程的系数a, b, c: ");scanf("%lf %lf %lf", &a, &b, &c);disc = b * b - 4 * a * c;if (disc > 0) { x1 = (...