用C语言编写一程序求解一元二次方程的根。答:printf("方程的根是%.2lf和%.2lf",x1,x2);} void n(float a,float b,float c){ double x;x=(-b)/(2*a);printf("方程的根为%.2lf",x);} void f(float a,float b,float c){ printf("方程无实数根\n");} main(){ float a,b,c;printf("请输入a,b,c的值\n");scanf...
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...
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: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();} return 0;} void root2(double a,double b,double disc){ double x1,x2;x1=(-b+sqrt(disc...
c语言求一元二次方程答:c语言求一元二次方程代码如下:c语言求一元二次方程代码:include <stdio.h> #include <math.h> int main() { double a, b, c, delta, x1, x2, realPart, imaginaryPart; printf("请输入一元二次方程的三个系数:\n"); scanf("%lf %lf %lf", &a, &b, &c); delta = b * b...