Category Archives: Sum of Series

C program to find the sum of series 1/2+4/5+7/8+……

#include<stdio.h> #include<conio.h> void main() { int i,n; clrscr(); float sum=0,x,a=1; printf(“1/2+4/5+7/8+……”); printf(“nnHow many terms(ex: 1,2,3…n)?”); scanf(“%d”,&n); for(i=0;i<n;++i) { x=a/(a+1); sum+=x; a+=3; } printf(“nSum=%f”,sum); getch(); }

C program to find the sum of the series x+x^2/2+x^3/3+…..+x^n/n

#include<stdio.h>#include<conio.h>#include<math.h>void main(){ int i,n; float x,sum=0; clrscr(); //to clear the screen printf(“x+x^2/2+x^3/3+…..+x^n/n”); printf(“nEnter value of x and n:”); scanf(“%f%d”,&x,&n); for(i=1;i<=n;++i) sum+=pow(x,i)/i; printf(“nsum=%f”,sum); getch(); //to stop the screen}

C program to find sum of series 1+x+x^2+……+x^n

#include<stdio.h>#include<conio.h>#include<math.h>void main(){ int i,n; float x,sum=0; clrscr(); //to clear the screen printf(“1+x+x^2+……+x^n”); printf(“nnEnter the value of x and n:”); scanf(“%f%d”,&x,&n); for(i=1;i<=n;++i) sum+=pow(x,i); sum++; printf(“nSum=%f”,sum); getch(); //to stop the screen}

C++ program to find sum of series 1/2+4/5+7/8+……

#include<iostream.h>#include<conio.h> void main(){ clrscr(); //to clrscr the screen int i,n; float sum=0,x,a=1; cout<<“1/2+4/5+7/8+……”; cout<<“nnHow many terms(ex: 1,2,3…n)?”; cin>>n; for(i=0;i<n;++i) { x=a/(a+1); sum+=x; a+=3; } cout<<“nSum=”<<sum; getch(); //to stop the screen}

C program to find sum of series 1^2+3^2+5^2+…..+n^2

#include<stdio.h>#include<conio.h> void main(){ int i,n,sum=0; clrscr(); //to clear the screen printf(“1^2+3^2+5^2+…..+n^2”); printf(“nnEnter value of n:”); scanf(“%d”,&n); for(i=1;i<=n;i+=2) sum+=i*i; printf(“Sum=%d”,sum); getch(); //to stop the screen}

C++ program to find sum of series 1+x+x^2+……+x^n

#include<iostream.h>#include<conio.h>#include<math.h> void main(){ clrscr(); //to clear the screen long i,n,x,sum=1; cout<<“1+x+x^2+……+x^n”; cout<<“nnEnter the value of x and n:”; cin>>x>>n; for(i=1;i<=n;++i) sum+=pow(x,i); cout<<“nSum=”<<sum; getch(); //to stop the screen}