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- #include <stdio.h>
- #include <math.h>
- int main(){
- float x, x1, x2, a, b, c, D;
- printf ("Programma aprekina kvadratvienadojuma\n\t\t 2\n\t\tax + bx + c = 0 saknes\n");
- printf ("Ievadi a, b un c vertibas:");
- scanf ("%f %f %f", &a, &b, &c);
- if (a==0 && b==0)
- printf ("Gan a, gan b nevar but 0!");
- else if (a==0)
- printf ("Vienadojumam ir viena sakne x = %f\n", -c/b);
- else {
- D = b*b-4*a*c;
- if (D<0)
- printf ("Saknes ir kompleksie skaitli\n");
- else if (D=0)
- printf ("Vienadojumam ir viena sakne x = %f\n", -b/(2*a));
- else
- x1 = (-b+sqrt(D))/2*a;
- x2 = (-b-sqrt(D))/2*a;
- printf ("Saknes ir: x1 = %f, x2 = %f\n", x1, x2);
- }
- return 0;
- }
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