Answer:
<h2>
150</h2>
Step-by-step explanation:
Given,
u = 2
t = 3
Now, Finding the value of s

Plugging the values of u and t

Calculate


Calculate the sum

Hope this helps ..
Good luck on your assignment..
Bed mass. 12(9)-24/12, 12(9)-2, 108-2 = 106
Geometric series are in the form of

Where a is the first term and r is the common ratio .
And it is given that




r=-3,2
So the first five terms are

= 2-6+18-54+162 or 2+4+8+16+32
= 122 or 62