Question

The following is a geometric sequence.
-1, -3, -9, -28
False
True
I want to say false because-28/-9 is 3.111111 and the rest of them are 3

Answer 1

u r correct

Answer 2

ys i guess ur right:)

Answer 3

If it is a geometric sequence, it should follow a ratio, and the ration is 3. It isn't a geometric sequence because 28 is not a multiple of 3. General term:\[a_n=-1*3^{n-1}\]