Find the value of .

MATHEMATICS · Single correct · CBSE · Mathematics · Sequences and Series · Sequences and Series

Problem

Find the value of ∑k=110(8−3k)+∑k=1120(2k−5)\displaystyle \sum_{k=1}^{10} (8 - 3k) + \sum_{k=11}^{20} (2k - 5). (a) 195195 (b) 175175 (c) 155155 (d) 225225

Related theory

Browse the problem library