Write a program to find the solutions of the given quadratic equation.
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Source Code
#include<stdio.h>
#include<conio.h>
#include<math.h>
int main (int argc, char *argv[])
{
clrscr();
float a,b,c,r1,r2,t;
printf("\n Enter the co ordinates of the quadratic equation:");
printf("\n Enter the value preceding x2: ");
scanf("%f",&a);
printf("\n Enter the value preceding x: ");
scanf("%f",&b);
printf("\n Enter the numeric value: ");
scanf("%f",&c);
t=(b*b)-(4*a*c);
printf("\n The roots of the quadratic equation %fx2+%fx+%f are:",a,b,c);
if(t==0)
{
r1=(b*-1)/(2*a);
printf("\n only one root : %f",r1);
}
else if(t<0)
{
printf(" imaginary.");
}
else
{
r1=((b*-1)+sqrt(t))/(2*a);
r2=((b*-1)-sqrt(t))/(2*a);
printf(" %f and %f",r1,r2);
}
getch();
}
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