Find the sum :

MATHEMATICS · Multi-part · CBSE · Mathematics · Sequences and Series · Sequences and Series

Problem

Find the sum 3+6+12+24+483+6+12+24+48: (1) By direct addition. (2) Using Sn=u1(rn−1)r−1S_n=\frac{u_1(r^n-1)}{r-1}.

Related theory

Browse the problem library