#include <stdio.h>
#include <math.h>

void main()
{
  double i=25.5;
  printf("Quadradwurzel von %f = %f\n",i,sqrt(i));
  printf("Der Sinus von %f = %f\n",i,sin(i));
  printf("Der Tangen von %f = %f\n",i,tan(i));
  printf("Der Cosinus von %f = %f\n",i,cos(i));
  printf("Der Absolute Wert von %f = %f\n",i,fabs(i));
}