the sum of the series 3^2+ 6^2+9^2+12^2+...... up to n terms is Sn, then 1/41 S20 is equal to..?
Answers
Answered by
2
Answer:
dgbyjvdhndjnc Etty kung-fu Jb v5u56ivghb
Step-by-step explanation:
thvfjbd
Similar questions