Created
May 16, 2013 05:13
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Bir Açının Kosinüsünü Hesaplayan C Program.
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#include<stdio.h> | |
#include<stdlib.h> | |
#include<conio.h> | |
double cosinus(double); | |
int main() | |
{ | |
double derece,radyan; | |
printf("Dereceyi giriniz(0 ile 360 araliginda)\n"); | |
scanf("%lf",&derece); | |
radyan=derece/180*3.141592653; //dereceyi radyana çevirme | |
printf("cos %g = %.9f\n",derece,cosinus(radyan)); | |
system("pause"); | |
getch(); | |
return 0; | |
} | |
//cos(x)=1-x^2/2!+x^4/4!-x^6/6!..... | |
double cosinus(double radyan) | |
{ | |
double k=1.0,i,sonuc=1.0,fakt=1,us=1.0; | |
for(i=2.0;i<40;i+=2.0) | |
{ | |
k=k*-1; | |
fakt=fakt*i*(i-1); | |
us*=radyan*radyan; | |
sonuc+=k*us/fakt; | |
} | |
return sonuc; | |
} |
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