<h3>The common ratio of the sequence is -3</h3>
<em><u>Solution:</u></em>
<em><u>Given sequence is:</u></em>
-2, 6, -18, 54
We have to find the common ratio of sequence
Common ratio is the ratio between two consecutive numbers in the sequence
<em><u>Find the ratio of a term to its previous term</u></em>
Thus the common ratio of the sequence is -3
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