What is the common ratio of the geometric sequence -2,1,-1/2 ?
Answers
Answered by
1
Answer:
1/2
Step-by-step explanation:
in GP a2/a1=a3/a2
a1=-2, a2=1, a3=-1/2
1/-2=-1/2
-1/2=-1/2
therefore -1/2 is common ratio of gp
Answered by
0
Answer: Common ratio(r) = t(n)÷t(n-1)
=2nd term ÷ 1st term
1÷(-2) = -1/2
Similar questions