25. Find the sum of the following series up to n terms:
n term of series :
Here, are in AP with first term =a=1 , last term = 2n-1, number of terms =n
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now