find the sum (4-1/n)+(4-2/n)+(4-3/n)+....upto n terms
Share
find the sum (4-1/n)+(4-2/n)+(4-3/n)+....upto n terms
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
You will get 4+4+4+4+....4(nterms ) = 4n,
4n - 1/n-2/n-3/n - .......- n/n
If you take LCM without taking 4,
Then it will be
Now the answer will be 4n - n(n+1)/2n ,
Hope you understand !!