c语言计算一元二次方程的根答:c语言计算一元二次方程的根如下:include<stdio.h>#include<math.h>voidmain(){doublea,b,c;doublex1,x2,p;printf("请输入a,b,c:");scanf("%lf%lf%lf",&a,&b,&c);printf("\n");p=b*b-4*a*c;x1=(-b+sqrt(p))/(2*a);。x2=(-b-sqrt(p))/(2*a);printf("x1=%f,...
C语言求一元二次方程的根答:void n(float a,float b,float c){ double x;x=(-b)/(2*a);printf("%.2lf",x);} void f(float a,float b,float c){ printf("Zero Equation\n");} main(){ float a,b,c;scanf("%f%f%f",&a,&b,&c);if(a==0 &&b==0&&c!=0)printf("Not An Equation\n");else {...
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...