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Find the common ratio of the geometric sequence 11, -55, 275,...11,−55,275,...

User Khelvaster
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1 Answer

8 votes

Answer:

r = -5

Explanation:

common ratio (r) is found be dividing one term by its preceding term:

r = 275 ÷ -55 = -5

or, r = -55 ÷ 11 = -5

Therefore, r = -5

User Julien Bourdeau
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