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

determine the common ratio and find the next three terms of the geometric sequence.
i, -1, -i,
a.
i; 1, i, -1
c.
-i; -1,- i, 1
b.
i; -1, -i, 1
d.
-i; 1, i, -1

if r = 4 and a6 = 192, what is the first term of the sequence?
a.
1.875
c.
0.1875
b.
18.75
d.
187.5