sumli07835
Answered

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Find the common ratio of the geometric sequence. 9,-18, 36, -72

Sagot :

No1IsPerfect

Answer:

according to me its just multiplying with the number ( -2)

like 9×(-2) = -18

36×(-2) = -72
Here’s the answer
r=-2
try to observe the following solution
View image hemtda
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