Question

The terms of a G. P. are – 3, 9, -27 .... Find the sum of the first six terms of
the G. P.
​

Answer 1

Step-by-step explanation:

S = 6/2 + (2*(-3) + (6-1) 6)

S = 3 + ( -6 + ( 5) 6)

S = 3+ (-6+30)

S = 3 + (24)

S = 27