The monthly deposits (in ₹) a student makes into a savings account for four…
MATHEMATICS · Subjective · A Level · Mathematics · Sequences and series · Sequences and series
Problem
The monthly deposits (in ₹) a student makes into a savings account for four consecutive months are 1500, 1800, 2100 and 2400.
(i) Identify the first term a and the common difference d of this sequence.
(ii) State why these deposits can be regarded as an arithmetic progression.