编程计算二元一次方程的根谁帮我看看哪里错了?分不多了,见谅.#include #include void main (){double a,b,c,x1,x2;printf("Please input three numbers:");scanf("%f,%f,%f\n",&a,&b,&c);if (a==0){printf("非二次方程,是一次方程
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 01:28:01
![编程计算二元一次方程的根谁帮我看看哪里错了?分不多了,见谅.#include #include void main (){double a,b,c,x1,x2;printf(](/uploads/image/z/1599131-11-1.jpg?t=%E7%BC%96%E7%A8%8B%E8%AE%A1%E7%AE%97%E4%BA%8C%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E7%9A%84%E6%A0%B9%E8%B0%81%E5%B8%AE%E6%88%91%E7%9C%8B%E7%9C%8B%E5%93%AA%E9%87%8C%E9%94%99%E4%BA%86%3F%E5%88%86%E4%B8%8D%E5%A4%9A%E4%BA%86%2C%E8%A7%81%E8%B0%85.%23include+%23include+void+main+%28%29%7Bdouble+a%2Cb%2Cc%2Cx1%2Cx2%3Bprintf%28%22Please+input+three+numbers%3A%22%29%3Bscanf%28%22%25f%2C%25f%2C%25f%5Cn%22%2C%26a%2C%26b%2C%26c%29%3Bif+%28a%3D%3D0%29%7Bprintf%28%22%E9%9D%9E%E4%BA%8C%E6%AC%A1%E6%96%B9%E7%A8%8B%2C%E6%98%AF%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B)
编程计算二元一次方程的根谁帮我看看哪里错了?分不多了,见谅.#include #include void main (){double a,b,c,x1,x2;printf("Please input three numbers:");scanf("%f,%f,%f\n",&a,&b,&c);if (a==0){printf("非二次方程,是一次方程
编程计算二元一次方程的根
谁帮我看看哪里错了?分不多了,见谅.
#include
#include
void main ()
{
double a,b,c,x1,x2;
printf("Please input three numbers:");
scanf("%f,%f,%f\n",&a,&b,&c);
if (a==0)
{
printf("非二次方程,是一次方程!\n");
if (b==0)
{
if (c==0)
printf("无穷个解!\n");
else
printf("无解!\n");
}
else
printf("x1=x2=%f\n",x1=x2=-c/b);
}
else
{
if (b*b-4*a*c==0)
printf("x1=x2=%f\n",x1=x2=-b/(2*a));
if (b*b-4*a*c>0)
printf("有两个不同解!\n");
printf("x1=%f,x2=%f\n",x1=(-b+sqrt(b*b-4*a*c))/(2*a),x2=(-b-sqrt(b*b-4*a*c))/(2*a));
if (b*b-4*a*c
编程计算二元一次方程的根谁帮我看看哪里错了?分不多了,见谅.#include #include void main (){double a,b,c,x1,x2;printf("Please input three numbers:");scanf("%f,%f,%f\n",&a,&b,&c);if (a==0){printf("非二次方程,是一次方程
#include
#include
void main ()
{
double a,b,c,x1,x2;
printf("Please input three numbers:");
scanf("%f,%f,%f\n",&a,&b,&c);
if (fabs(a)