if the third term of a geometric sequence is 7, what is the common ratio?
would appreciate if u can show me the working. Thank you
You need one more piece of information.
The way it stands
ar^2 = 7
r^2 = 7/a
r = ±√(7/a)
would appreciate if u can show me the working. Thank you
The way it stands
ar^2 = 7
r^2 = 7/a
r = ±√(7/a)