Write the first three terms of the G.P. whose first term and the common ratio are given below.

(ii) a = √2, r = √2

Solution :

First term (a) = √2

Second term = ar = √2(√2) = 2

Third term = ar2 = √2(√2)2 = √2(2) = 2√2

Hence the first three terms are √2, 2, 2√2