Question

Determine the common ratio and find the next three terms of the geometric sequence.
-7, 3.5, -1.75

a.
-0.5; 0.450, -0.8655, 0.45985
c.
-1.5; 0.450, -0.8655, 0.45985
b.
-0.5; 0.875, -0.4375, 0.21875
d.
-1.5; 0.875, -0.4375, 0.21875

Answer 1

r=a2/a1
=3.5/-7=-0 5
b