February 2019 1 120 Report

Salut, din ce clasa se invata sumele cu notatia care usureaza calcului numita Sigma?

Sumele cu simbolul acesta:
 \sum\limits_{k=1}^{n} k = \dfrac{n(n+1)}{2}

Smile Life

Show life that you have a thousand reasons to smile

Get in touch

© Copyright 2024 DOKU.TIPS - All rights reserved.